{"id":1874,"date":"2024-07-11T05:45:01","date_gmt":"2024-07-11T05:45:01","guid":{"rendered":"https:\/\/iticourse.com\/?p=1874"},"modified":"2024-06-16T18:45:49","modified_gmt":"2024-06-16T18:45:49","slug":"solder-flux","status":"publish","type":"post","link":"https:\/\/iticourse.com\/olds\/solder-flux\/","title":{"rendered":"\u0938\u094b\u0932\u094d\u0921\u0930 \u092b\u094d\u0932\u0915\u094d\u0938 \u0915\u0947 \u092c\u093e\u0930\u0947 \u092e\u0947\u0902"},"content":{"rendered":"<p>\u0938\u094b\u0932\u094d\u0921\u0930\u093f\u0902\u0917 \u092a\u094d\u0930\u0915\u094d\u0930\u093f\u092f\u093e \u092e\u0947\u0902 \u0909\u092a\u092f\u094b\u0917 \u0939\u094b\u0928\u0947 \u0935\u093e\u0932\u093e \u092b\u094d\u0932\u0915\u094d\u0938 (flux) \u092a\u093e\u0909\u0921\u0930, \u092a\u0947\u0938\u094d\u091f \u0924\u0925\u093e \u0926\u094d\u0930\u0935 \u0924\u0940\u0928\u094b\u0902 \u0905\u0935\u0938\u094d\u0925\u093e\u0913\u0902 \u092e\u0947\u0902 \u0909\u092a\u0932\u092c\u094d\u0927 \u0939\u094b\u0924\u093e \u0939\u0948\u0964 \u0938\u094b\u0932\u094d\u0921\u0930\u093f\u0902\u0917 \u0915\u0930\u0924\u0947 \u0938\u092e\u092f \u0911\u0915\u094d\u0938\u093e\u0907\u0921 \u0915\u0940 \u092a\u0930\u0924 \u0928 \u091c\u092e\u093e \u0939\u094b \u0938\u0915\u0947, \u0907\u0938\u0915\u0947 \u0932\u093f\u090f \u0938\u094b\u0932\u094d\u0921\u0930 \u0915\u0947 \u0938\u093e\u0925 \u092b\u094d\u0932\u0915\u094d\u0938 \u0915\u093e \u0909\u092a\u092f\u094b\u0917 (use) \u0915\u093f\u092f\u093e \u091c\u093e\u0924\u093e \u0939\u0948\u0964<\/p><figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/iticourse.com\/wp-content\/uploads\/2021\/08\/Solder-Flux-1024x576.jpg\" alt=\"\" class=\"wp-image-6333\" srcset=\"https:\/\/iticourse.com\/olds\/wp-content\/uploads\/2021\/08\/Solder-Flux-1024x576.jpg 1024w, https:\/\/iticourse.com\/olds\/wp-content\/uploads\/2021\/08\/Solder-Flux-300x169.jpg 300w, https:\/\/iticourse.com\/olds\/wp-content\/uploads\/2021\/08\/Solder-Flux-768x432.jpg 768w, https:\/\/iticourse.com\/olds\/wp-content\/uploads\/2021\/08\/Solder-Flux.jpg 1280w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption>\u0938\u094b\u0932\u094d\u0921\u0930 \u092b\u094d\u0932\u0915\u094d\u0938<\/figcaption><\/figure><p>\u092b\u094d\u0932\u0915\u094d\u0938 \u0911\u0915\u094d\u0938\u0940\u0915\u0930\u0923 \u0938\u0947 \u092c\u091a\u093e\u0935 \u0915\u0947 \u0938\u093e\u0925 \u0939\u0940 \u0938\u094b\u0932\u094d\u0921\u0930 \u0915\u094b \u0936\u0940\u0918\u094d\u0930 \u092a\u093f\u0918\u093e\u0932\u0928\u0947 \u092e\u0947\u0902 \u092d\u0940 \u0938\u0939\u093e\u092f\u0924\u093e \u0915\u0930\u0924\u093e \u0939\u0948 \u0914\u0930 \u0938\u094b\u0932\u094d\u0921\u0930 \u0915\u0940 \u091c\u093e\u0928\u0947 \u0935\u093e\u0932\u0940 \u0938\u0924\u0939 \u0915\u093e \u0911\u0915\u094d\u0938\u093e\u0907\u0921 \u0930\u0939\u093f\u0924 \u0939\u094b\u0928\u093e, \u091a\u093f\u0915\u0928\u093e\u0908 \u0930\u0939\u093f\u0924 \u0939\u094b\u0928\u093e \u0924\u0925\u093e \u0905\u0928\u094d\u092f \u0917\u0928\u094d\u0926\u0917\u0940 \u0938\u0947 \u0930\u0939\u093f\u0924 \u0939\u094b\u0928\u093e \u0905\u0924\u094d\u092f\u0928\u094d\u0924 \u0906\u0935\u0936\u094d\u092f\u0915 \u0939\u0948, \u0915\u094d\u092f\u094b\u0902\u0915\u093f \u0938\u094b\u0932\u094d\u0921\u0930\u093f\u0902\u0917 \u0915\u0930\u0928\u0947 \u092e\u0947\u0902 \u092c\u0947\u0938 \u0927\u093e\u0924\u0941 \u0915\u093e \u092b\u094d\u092f\u0942\u091c\u0928 \u0928\u0939\u0940\u0902 \u0939\u094b\u0924\u093e \u0939\u0948\u0964\u0938\u094b\u0932\u094d\u0921\u0930 \u092b\u094d\u0932\u0915\u094d\u0938 \u0928\u093f\u092e\u094d\u0928 \u0915\u093e\u0930\u094d\u092f \u0915\u0930\u0924\u0947 \u0939\u0948\u0902-<\/p><ol class=\"wp-block-list\"><li>\u0938\u094b\u0932\u094d\u0921\u0930 \u0915\u0940 \u091c\u093e\u0928\u0947 \u0935\u093e\u0932\u0940 \u0938\u0924\u0939 (surface) \u0938\u0947 \u0911\u0915\u094d\u0938\u093e\u0907\u0921 \u0915\u094b \u0905\u092a\u0928\u0947 \u092e\u0947\u0902 \u0918\u094b\u0932\u0915\u0930 \u092c\u093e\u0939\u0930 \u0932\u0947 \u0906\u0924\u093e \u0939\u0948 \u0924\u0925\u093e \u092b\u093f\u0930 \u0911\u0915\u094d\u0938\u093e\u0907\u0921 \u092c\u0928\u0928\u0947 \u0938\u0947 \u0930\u094b\u0915\u0924\u093e \u0939\u0948\u0964<\/li><li> \u092a\u093f\u0918\u0932\u0947 \u0939\u0941\u090f \u0938\u094b\u0932\u094d\u0921\u0930 (solder) \u0915\u094b \u0911\u0915\u094d\u0938\u093e\u0907\u0921 \u092c\u0928\u0928\u0947 \u0938\u0947 \u0930\u094b\u0915\u0924\u093e \u0939\u0948\u0964<\/li><li> \u0938\u094b\u0932\u094d\u0921\u0930 \u0915\u093e \u092a\u0943\u0937\u094d\u0920 \u0924\u0928\u093e\u0935 (surface tension) \u0915\u092e \u0930\u0939\u0924\u093e \u0939\u0948, \u091c\u093f\u0938\u0938\u0947 \u092f\u0939 \u092a\u0924\u0932\u093e \u0939\u094b\u0915\u0930 \u0938\u092e\u0938\u094d\u0924 \u091c\u094b\u0921\u093c \u092e\u0947\u0902 \u092b\u0948\u0932 \u091c\u093e\u0924\u093e \u0939\u0948\u0964<\/li><li> \u092b\u094d\u0932\u0915\u094d\u0938 \u0938\u094b\u0932\u094d\u0921\u0930 \u0906\u092f\u0930\u0928 (solder iron) \u0915\u093e \u0924\u093e\u092a \u091c\u094b\u0921\u093c \u0915\u0947 \u0924\u0932 \u092e\u0947\u0902 \u092a\u0939\u0941\u0901\u091a\u093e\u0928\u0947 \u092e\u0947\u0902 \u0938\u0939\u093e\u092f\u0924\u093e \u0915\u0930\u0924\u0947 \u0939\u0948\u0902\u0964<\/li><\/ol><p>\u0907\u0938\u0915\u0947 \u0905\u0924\u093f\u0930\u093f\u0915\u094d\u0924 \u092b\u094d\u0932\u0915\u094d\u0938 \u0938\u094b\u0932\u094d\u0921\u0930 \u0915\u0940 \u092a\u0915\u0921\u093c \u092e\u091c\u092c\u0942\u0924 \u092c\u0928\u093e\u0928\u0947 \u092e\u0947\u0902 \u092d\u0940 \u0938\u0939\u093e\u092f\u0924\u093e \u092a\u094d\u0930\u0926\u093e\u0928 \u0915\u0930\u0924\u093e \u0939\u0948\u0964 \u0905\u091a\u094d\u091b\u0947 \u092b\u094d\u0932\u0915\u094d\u0938 \u092e\u0947\u0902 \u0915\u092e \u0924\u093e\u092a \u092a\u0930 \u0939\u0940 \u0927\u093e\u0924\u0941 \u0924\u0925\u093e \u0938\u094b\u0932\u094d\u0921\u0930 \u0938\u0947 \u0911\u0915\u094d\u0938\u093e\u0907\u0921 \u092c\u093e\u0939\u0930 \u0928\u093f\u0915\u093e\u0932\u0928\u0947 \u0915\u0940 \u0938\u093e\u092e\u0930\u094d\u0925\u094d\u092f \u0939\u094b\u0928\u0940 \u091a\u093e\u0939\u093f\u090f\u0964 <\/p><p>\u0907\u0938\u0915\u093e \u0935\u093e\u0937\u094d\u092a\u0928\u093e\u0902\u0915 , \u0917\u0932\u0928\u093e\u0902\u0915 \u0938\u0947 \u0905\u0927\u093f\u0915 \u0939\u094b\u0928\u093e \u091a\u093e\u0939\u093f\u090f \u0905\u0928\u094d\u092f\u0925\u093e \u092f\u0939 \u0938\u092b\u093e\u0908 \u0928\u0939\u0940\u0902 \u0915\u0930 \u092a\u093e\u090f\u0917\u093e\u0964 \u0914\u0930 \u0907\u0938\u0915\u0940 \u0906\u0927\u093e\u0930 \u0927\u093e\u0924\u0941 \u092f\u093e \u0938\u094b\u0932\u094d\u0921\u0930 \u0915\u0940 \u0927\u093e\u0924\u0941 \u0938\u0947 \u0915\u094b\u0908 \u0930\u093e\u0938\u093e\u092f\u0928\u093f\u0915 \u0915\u094d\u0930\u093f\u092f\u093e \u0928\u0939\u0940\u0902 \u0939\u094b\u0928\u0940 \u091a\u093e\u0939\u093f\u090f\u0964 <\/p><h2 class=\"wp-block-heading\">\u0938\u094b\u0932\u094d\u0921\u0930 \u092b\u094d\u0932\u0915\u094d\u0938 \u0915\u093e \u091a\u092f\u0928<\/h2><p>\u0907\u0938\u0915\u093e \u091a\u092f\u0928 \u0928\u093f\u092e\u094d\u0928 \u092c\u093f\u0928\u094d\u0926\u0941\u0913\u0902 (points) \u0915\u0947 \u0906\u0927\u093e\u0930 \u092a\u0930 \u0915\u093f\u092f\u093e \u091c\u093e\u0924\u093e \u0939\u0948-<\/p><ol class=\"wp-block-list\"><li> \u0938\u094b\u0932\u094d\u0921\u0930\u093f\u0902\u0917 \u0915\u0940 \u092a\u094d\u0930\u0915\u094d\u0930\u093f\u092f\u093e \u092a\u0930 <\/li><li> \u0938\u094b\u0932\u094d\u0921\u0930 \u0915\u0947 \u0915\u093e\u0930\u094d\u092f\u0915\u093e\u0930\u0940 \u0924\u093e\u092a\u092e\u093e\u0928 \u092a\u0930<\/li><li> \u091c\u0941\u0921\u093c\u0928\u0947 \u0935\u093e\u0932\u0940 \u0927\u093e\u0924\u0941 \u092a\u0930 <\/li><\/ol><h2 class=\"wp-block-heading\">\u0938\u094b\u0932\u094d\u0921\u0930 \u092b\u094d\u0932\u0915\u094d\u0938 \u0915\u0947 \u092a\u094d\u0930\u0915\u093e\u0930 <\/h2><p>\u0938\u094b\u0932\u094d\u0921\u0930 \u092b\u094d\u0932\u0915\u094d\u0938 \u0915\u0947 \u092e\u0941\u0916\u094d\u092f \u092a\u094d\u0930\u0915\u093e\u0930 \u0928\u093f\u092e\u094d\u0928 \u0939\u0948\u0902 <\/p><ol class=\"wp-block-list\"><li> \u0915\u094b\u0930\u094b\u0938\u093f\u0935 \u092b\u094d\u0932\u0915\u094d\u0938 <\/li><li> \u0928\u0949\u0928 &#8211; \u0915\u094b\u0930\u094b\u0938\u093f\u0935 \u092b\u094d\u0932\u0915\u094d\u0938<\/li><\/ol><h3 class=\"wp-block-heading\">1.\u0915\u094b\u0930\u094b\u0938\u093f\u0935 \u092b\u094d\u0932\u0915\u094d\u0938<\/h3><p>\u0907\u0938 \u092b\u094d\u0932\u0915\u094d\u0938 \u092e\u0947\u0902 \u0905\u0915\u093e\u0930\u094d\u092c\u0928\u093f\u0915 \u092a\u0926\u093e\u0930\u094d\u0925 (Inorganic material) \u0939\u094b\u0924\u0947 \u0939\u0948\u0902 \u091c\u0948\u0938\u0947- <strong>\u091c\u093f\u0902\u0915 \u0915\u094d\u0932\u094b\u0930\u093e\u0907\u0921, \u0905\u092e\u094b\u0928\u093f\u092f\u092e \u0915\u094d\u0932\u094b\u0930\u093e\u0907\u0921, \u0939\u093e\u0907\u0921\u094d\u0930\u094b\u0915\u094d\u0932\u094b\u0930\u093f\u0915 \u0905\u092e\u094d\u0932<\/strong> \u0906\u0926\u093f\u0964 \u092f\u0939 \u092b\u094d\u0932\u0915\u094d\u0938 \u092f\u0926\u093f \u0927\u093e\u0924\u0941 \u092a\u0930 \u0932\u0917\u0947 \u0930\u0939 \u091c\u093e\u090f\u0901, \u0924\u094b \u0909\u0928\u094d\u0939\u0947\u0902 \u0928\u0941\u0915\u0938\u093e\u0928 \u092a\u0939\u0941\u0901\u091a\u093e\u0924\u0947 \u0939\u0948\u0902 \u0914\u0930 \u0927\u093e\u0924\u0941 \u092a\u0930 \u091c\u0902\u0917 (rust) \u0932\u0917 \u091c\u093e\u0924\u093e \u0939\u0948\u0964 \u0907\u0938\u0932\u093f\u090f \u0907\u0928\u094d\u0939\u0947\u0902 \u0938\u094b\u0932\u094d\u0921\u0930\u093f\u0902\u0917 \u0915\u0947 \u092c\u093e\u0926 \u091c\u0930\u0942\u0930 \u0938\u093e\u092b \u0915\u0930 \u0926\u0947\u0928\u093e \u091a\u093e\u0939\u093f\u090f\u0964 \u092f\u0939 \u0928\u093f\u092e\u094d\u0928 \u092a\u094d\u0930\u0915\u093e\u0930 \u0915\u0947 \u0939\u094b\u0924\u0947 \u0939\u0948\u0902- <\/p><h4 class=\"wp-block-heading\">(i) \u091c\u093f\u0902\u0915 \u0915\u094d\u0932\u094b\u0930\u093e\u0907\u0921<\/h4><p>\u092f\u0939 \u0938\u092b\u0947\u0926 \u0915\u094d\u0930\u093f\u0938\u094d\u091f\u0932\u0940\u092f (crustal) \u0920\u094b\u0938 \u0939\u094b\u0924\u093e \u0939\u0948, \u091c\u094b \u092a\u093e\u0928\u0940 \u092e\u0947\u0902 \u0905\u0924\u094d\u092f\u0927\u093f\u0915 \u0918\u0941\u0932\u0928\u0936\u0940\u0932 \u0939\u094b\u0924\u093e \u0939\u0948\u0964 \u0907\u0938\u0915\u093e \u0909\u092a\u092f\u094b\u0917 \u0924\u093e\u0902\u092c\u0947, \u092a\u0940\u0924\u0932 \u0915\u0940 \u0936\u0940\u091f \u0924\u0925\u093e \u091f\u093f\u0928 \u092a\u094d\u0932\u0947\u091f \u092a\u0930 \u092b\u094d\u0932\u0915\u094d\u0938 \u0915\u0947 \u0930\u0942\u092a \u092e\u0947\u0902 \u0915\u093f\u092f\u093e \u091c\u093e\u0924\u093e \u0939\u0948\u0964 \u092f\u0939 \u092b\u094d\u0932\u0915\u094d\u0938 \u0905\u0927\u093f\u0915 \u0938\u0902\u0915\u094d\u0937\u093e\u0930\u0940\u092f (corrosive) \u0939\u094b\u0924\u0947 \u0939\u0948\u0902, \u091c\u093f\u0938\u0915\u0947 \u0915\u093e\u0930\u0923 \u0907\u0928\u0915\u093e \u0909\u092a\u092f\u094b\u0917 \u0915\u0930\u0928\u0947 \u0915\u0947 \u092c\u093e\u0926 \u091c\u094b\u0921\u093c \u0915\u094b \u0920\u0940\u0915 \u092a\u094d\u0930\u0915\u093e\u0930 \u0938\u0947 \u0927\u094b\u0928\u093e \u0906\u0935\u0936\u094d\u092f\u0915 \u0939\u0948\u0964 <\/p><h4 class=\"wp-block-heading\">(ii) \u0939\u093e\u0907\u0921\u094d\u0930\u094b\u0915\u094d\u0932\u094b\u0930\u093f\u0915 \u0905\u092e\u094d\u0932<\/h4><p>\u092f\u0939 \u090f\u0915 \u0926\u094d\u0930\u0935\u0940\u092f \u092a\u0926\u093e\u0930\u094d\u0925 (fluid material) \u0939\u0948, \u091c\u094b\u0915\u093f \u0939\u0935\u093e \u0915\u0947 \u0938\u092e\u094d\u092a\u0930\u094d\u0915 \u092e\u0947\u0902 \u0906\u0928\u0947 \u092a\u0930 \u0927\u0941\u0906\u0901 \u092c\u0928\u093e\u0924\u093e \u0939\u0948\u0964 \u0907\u0938\u0947 \u092a\u093e\u0928\u0940 \u0915\u0947 \u0926\u094b \u092f\u093e \u0924\u0940\u0928 \u092d\u093e\u0917 \u0915\u0947 \u0938\u093e\u0925 \u092e\u093f\u0932\u093e\u092f\u093e \u091c\u093e\u0924\u093e \u0939\u0948\u0964 \u0907\u0938\u0947 \u091c\u093f\u0902\u0915 \u0915\u0947 \u0938\u093e\u0925 \u092e\u093f\u0932\u093e\u0928\u0947 \u0938\u0947 \u091c\u093f\u0902\u0915 \u0915\u094d\u0932\u094b\u0930\u093e\u0907\u0921 (zinc chloride) \u092c\u0928\u0924\u093e \u0939\u0948 \u0924\u0925\u093e \u092b\u094d\u0932\u0915\u094d\u0938 \u0924\u0948\u092f\u093e\u0930 \u0939\u094b\u0924\u093e \u0939\u0948, \u0907\u0938\u0932\u093f\u090f \u0907\u0938\u0915\u093e \u0909\u092a\u092f\u094b\u0917 \u091c\u093f\u0902\u0915 \u0915\u0947 \u0938\u093e\u0925 \u092b\u094d\u0932\u0915\u094d\u0938 \u0915\u0947 \u0930\u0942\u092a \u092e\u0947\u0902 \u0915\u093f\u092f\u093e \u091c\u093e\u0924\u093e \u0939\u0948\u0964 <\/p><h4 class=\"wp-block-heading\">(iii) \u0905\u092e\u094b\u0928\u093f\u092f\u092e \u0915\u094d\u0932\u094b\u0930\u093e\u0907\u0921<\/h4><p>\u092f\u0939 \u0938\u092b\u0947\u0926 \u0915\u094d\u0930\u093f\u0938\u094d\u091f\u0932\u0940\u092f \u0930\u0942\u092a \u0915\u093e \u0939\u094b\u0924\u093e \u0939\u0948, \u0914\u0930 \u092f\u0939 \u092a\u093e\u0928\u0940 (water) \u092e\u0947\u0902 \u0905\u0924\u094d\u092f\u0927\u093f\u0915 \u0918\u0941\u0932\u0928\u0936\u0940\u0932 \u0905\u0915\u093e\u0930\u094d\u092c\u0928\u093f\u0915 \u092f\u094c\u0917\u093f\u0915 \u0939\u0948\u0964 \u092f\u0939 \u092a\u093e\u0909\u0921\u0930 \u092f\u093e \u0932\u0947\u092a \u092e\u0947\u0902 \u0915\u093e\u092e \u0906\u0924\u093e \u0939\u0948\u0964 \u092f\u0939 \u0917\u0930\u094d\u092e \u0939\u094b\u0928\u0947 \u092a\u0930 \u0936\u0940\u0918\u094d\u0930 \u0935\u093e\u0937\u094d\u092a \u092e\u0947\u0902 \u092c\u0926\u0932\u0924\u093e \u0939\u0948\u0964 \u0907\u0938\u0947 \u092a\u093e\u0928\u0940 \u092e\u0947\u0902 \u0918\u094b\u0932\u0915\u0930 \u0938\u094d\u091f\u0948\u0928\u0932\u0947\u0938 \u0938\u094d\u091f\u0940\u0932 (stainless steel) \u0915\u0940 \u0938\u094b\u0932\u094d\u0921\u0930\u093f\u0902\u0917 \u0915\u0947 \u0938\u092e\u092f \u092b\u094d\u0932\u0915\u094d\u0938 \u0915\u0947 \u0930\u0942\u092a \u092e\u0947\u0902 \u0909\u092a\u092f\u094b\u0917 \u0915\u0930\u0924\u0947 \u0939\u0948\u0902\u0964<\/p><h3 class=\"wp-block-heading\">2.\u0928\u0949\u0928-\u0915\u094b\u0930\u094b\u0938\u093f\u0935 \u092b\u094d\u0932\u0915\u094d\u0938 <\/h3><p>\u092f\u0939 \u0915\u094b\u0930\u094b\u0938\u093f\u0935 \u092b\u094d\u0932\u0915\u094d\u0938 (corrosive flux) \u0915\u0947 \u0935\u093f\u092a\u0930\u0940\u0924 \u0939\u094b\u0924\u093e \u0939\u0948, \u0914\u0930 \u0907\u0928 \u092b\u094d\u0932\u0915\u094d\u0938\u094b\u0902 \u092e\u0947\u0902 \u0905\u092e\u094d\u0932 \u0924\u0925\u093e \u0915\u094d\u0937\u093e\u0930 \u092c\u093f\u0932\u094d\u0915\u0941\u0932 \u092d\u0940 \u0928\u0939\u0940\u0902 \u0939\u094b\u0924\u093e \u0939\u0948\u0964 \u0907\u0938 \u092a\u094d\u0930\u0915\u093e\u0930 \u0915\u0947 \u092b\u094d\u0932\u0915\u094d\u0938 \u0930\u0947\u091c\u093f\u0928 \u092a\u0930 \u0906\u0927\u093e\u0930\u093f\u0924 \u0939\u094b\u0924\u0947 \u0939\u0948\u0902\u0964 \u0930\u0947\u091c\u093f\u0928 \u0915\u094b \u091a\u0940\u0921\u093c \u0915\u0947 \u0935\u0943\u0915\u094d\u0937 (tree of pine) \u0938\u0947 \u0928\u093f\u0915\u093e\u0932\u093e \u091c\u093e\u0924\u093e \u0939\u0948\u0964 \u0927\u093e\u0924\u0941 \u0915\u0940 \u0938\u0924\u0939 \u092a\u0930 \u0905\u0927\u093f\u0915 \u0938\u092e\u092f \u0924\u0915 \u0930\u0939\u0928\u0947 \u092a\u0930 \u092d\u0940 \u092f\u0947 \u092b\u094d\u0932\u0915\u094d\u0938 \u0927\u093e\u0924\u0941 \u0915\u094b \u0915\u093f\u0938\u0940 \u092d\u0940 \u092a\u094d\u0930\u0915\u093e\u0930 \u0915\u093e \u0928\u0941\u0915\u0938\u093e\u0928 \u0928\u0939\u0940\u0902 \u092a\u0939\u0941\u0902\u091a\u093e\u0924\u0947\u0964 \u092f\u0939 \u092b\u094d\u0932\u0915\u094d\u0938 \u0928\u093f\u092e\u094d\u0928 \u092a\u094d\u0930\u0915\u093e\u0930 \u0915\u0947 \u0939\u0948\u0902-<\/p><h4 class=\"wp-block-heading\">(i) \u0911\u0932\u093f\u0935 \u0911\u092f\u0932 <\/h4><p>\u092f\u0939 \u090f\u0915 \u092a\u094d\u0930\u0915\u093e\u0930 \u0915\u093e \u0935\u0928\u0938\u094d\u092a\u0924\u093f \u0924\u0947\u0932 \u0939\u094b\u0924\u093e \u0939\u0948, \u091c\u094b \u0938\u094b\u0932\u094d\u0921\u0930\u093f\u0902\u0917 \u092a\u0930 \u0939\u0932\u094d\u0915\u0947 \u0905\u092e\u094d\u0932 \u0915\u0947 \u0930\u0942\u092a \u092e\u0947\u0902 \u0915\u093e\u0930\u094d\u092f \u0915\u0930\u0924\u093e \u0939\u0948\u0964 (ii) \u092c\u094b\u0930\u0947\u0915\u094d\u0938<br> \u0907\u0938\u0915\u094b \u0938\u094b\u0921\u093f\u092f\u092e \u092c\u094b\u0930\u0947\u091f \u092d\u0940 \u0915\u0939\u0924\u0947 \u0939\u0948\u0902\u0964 \u092f\u0939 \u090f\u0915 \u0938\u092b\u0947\u0926 \u0920\u094b\u0938 \u0938\u0902\u0930\u091a\u0928\u093e \u0935\u093e\u0932\u093e \u092c\u094b\u0930\u0949\u0928 \u0915\u093e \u092e\u0939\u0924\u094d\u0924\u094d\u0935\u092a\u0942\u0930\u094d\u0923 \u092f\u094c\u0917\u093f\u0915 \u0939\u0948, \u091c\u093f\u0938\u0915\u093e \u0909\u092a\u092f\u094b\u0917 \u0926\u094b \u0905\u0932\u0917-\u0905\u0932\u0917 \u0927\u093e\u0924\u0941\u0913\u0902 \u092a\u0930 \u091c\u094b\u0921\u093c \u0932\u0917\u093e\u0928\u0947 \u0935\u093e\u0932\u0940 \u0935\u093f\u0927\u093f, \u092c\u094d\u0930\u0947\u091c\u093f\u0902\u0917 \u092e\u0947\u0902 \u0915\u093f\u092f\u093e \u091c\u093e\u0924\u093e \u0939\u0948\u0964 <\/p><h4 class=\"wp-block-heading\">(ii) \u0930\u0947\u091c\u093f\u0928<\/h4><p>\u092f\u0939 \u0915\u093e\u0930\u094d\u092c\u0928\u093f\u0915 \u0905\u092e\u094d\u0932\u094b\u0902 \u0915\u0947 \u092e\u093f\u0936\u094d\u0930\u0923 \u0935\u093e\u0932\u093e \u090f\u0915 \u092c\u0947\u091c\u093e\u0928 \u0920\u094b\u0938 \u0939\u0948\u0964 \u0907\u0938\u0915\u093e \u0909\u092a\u092f\u094b\u0917 \u0924\u093e\u0901\u092c\u0947 \u0935 \u092a\u0940\u0924\u0932 \u0915\u0940 \u0938\u094b\u0932\u094d\u0921\u0930\u093f\u0902\u0917 \u092e\u0947\u0902 \u092b\u094d\u0932\u0915\u094d\u0938 \u0915\u0947 \u0930\u0942\u092a \u092e\u0947\u0902 \u0915\u093f\u092f\u093e \u091c\u093e\u0924\u093e \u0939\u0948\u0964 \u0930\u0947\u091c\u093f\u0928 \u0915\u093e <strong>\u0917\u0932\u0928\u093e\u0902\u0915 80\u00b0C \u0938\u0947 100\u00b0C<\/strong> \u0939\u094b\u0924\u093e \u0939\u0948 \u0924\u0925\u093e \u0907\u0938\u0915\u093e \u0926\u0942\u0938\u0930\u093e \u0928\u093e\u092e \u092c\u093f\u0930\u094b\u091c\u093e \u0939\u0948\u0964 <\/p><h4 class=\"wp-block-heading\">(iv) \u092a\u0947\u0938\u094d\u091f<\/h4><p>\u092f\u0939 <strong>\u091c\u093f\u0902\u0915 \u0915\u094d\u0932\u094b\u0930\u093e\u0907\u0921, \u0930\u0947\u091c\u093f\u0928(resin), \u0917\u094d\u0932\u093f\u0938\u0930\u0940\u0928<\/strong> \u0906\u0926\u093f \u0915\u094b \u092e\u093f\u0932\u093e\u0915\u0930 \u0924\u0948\u092f\u093e\u0930 \u0915\u093f\u092f\u093e \u091c\u093e\u0924\u093e \u0939\u0948\u0964 \u092f\u0939 \u0911\u0915\u094d\u0938\u0940\u0915\u0930\u0923 \u0915\u094b \u0938\u092e\u093e\u0928 \u0915\u0930\u0928\u0947 \u092e\u0947\u0902 \u0924\u0947\u091c\u0940 \u0938\u0947 \u0915\u093e\u092e \u0915\u0930\u0924\u093e \u0939\u0948\u0964 \u0907\u0938\u0915\u093e \u0909\u092a\u092f\u094b\u0917 \u0924\u093e\u0930\u094b\u0902 \u0915\u094b \u091c\u094b\u0921\u093c\u0928\u0947 \u0935 \u0939\u0932\u094d\u0915\u0947 \u0915\u093e\u092e\u094b\u0902 \u092e\u0947\u0902 \u0915\u093f\u092f\u093e \u091c\u093e\u0924\u093e \u0939\u0948\u0964 \u0914\u0930 \u092d\u093f\u0928\u094d\u0928 &#8211; \u092d\u093f\u0928\u094d\u0928 \u0927\u093e\u0924\u0941\u0913\u0902 (metals) \u0915\u094b \u091c\u094b\u0921\u093c\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f \u092d\u093f\u0928\u094d\u0928 &#8211; \u092d\u093f\u0928\u094d\u0928 \u0938\u094b\u0932\u094d\u0921\u0930 \u0915\u093e \u092a\u094d\u0930\u092f\u094b\u0917 \u0939\u094b\u0924\u093e \u0939\u0948\u0964<\/p><h4 class=\"wp-block-heading\">(v) \u0928\u094c\u0938\u093e\u0926\u0930<\/h4><p>\u0907\u0938\u0915\u093e \u0909\u092a\u092f\u094b\u0917 \u091c\u094b\u0921\u093c \u0915\u094b \u0938\u093e\u092b (clean) \u0915\u0930\u0928\u0947 \u0924\u0925\u093e \u0915\u0932\u0908 \u0915\u0930\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f \u0915\u093f\u092f\u093e \u091c\u093e\u0924\u093e \u0939\u0948\u0964 <a href=\"https:\/\/en.m.wikipedia.org\/wiki\/Flux_(metallurgy)\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"\u092f\u0939 (opens in a new tab)\">\u092f\u0939<\/a> \u092c\u093e\u091c\u093e\u0930 \u092e\u0947\u0902 \u091f\u093f\u0915\u093f\u092f\u093e \u0924\u0925\u093e \u092a\u093e\u0909\u0921\u0930 \u0926\u094b\u0928\u094b\u0902 \u0930\u0942\u092a\u094b\u0902 \u092e\u0947\u0902 \u092e\u093f\u0932\u0924\u093e \u0939\u0948\u0964<\/p><h4 class=\"wp-block-heading\">(vi) \u091f\u0948\u0932\u094b<\/h4><p>\u0907\u0938\u0915\u093e \u0909\u092a\u092f\u094b\u0917 \u0938\u093f\u0915\u094d\u0915\u094b\u0902 \u0915\u0940 \u0938\u094b\u0932\u094d\u0921\u0930\u093f\u0902\u0917 (soldering) \u0915\u0947 \u0932\u093f\u090f \u0915\u093f\u092f\u093e \u091c\u093e\u0924\u093e \u0939\u0948\u0964 \u0938\u093f\u0915\u094d\u0915\u0947 \u0915\u094b \u0917\u0930\u094d\u092e \u0915\u0930\u0928\u0947 \u0915\u0947 \u092c\u093e\u0926 \u091c\u094b\u0921\u093c \u092a\u0930 \u091f\u0948\u0932\u094b \u0915\u094b \u0930\u0917\u0921\u093c\u093e \u091c\u093e\u0924\u093e \u0939\u0948\u0964<\/p><p>\u0926\u094b\u0938\u094d\u0924\u094b\u0902, \u092f\u0926\u093f \u0906\u092a\u0915\u094b \u092e\u0947\u0930\u0940 \u092f\u0939 \u092a\u094b\u0938\u094d\u091f \u0905\u091a\u094d\u091b\u0940 \u0932\u0917\u0940 \u0939\u094b \u0924\u094b \u0915\u092e\u0947\u0902\u091f \u0915\u0930\u0915\u0947 \u092c\u0924\u093e\u090f\u0902 \u0914\u0930 \u0905\u092a\u0928\u0947 \u0926\u094b\u0938\u094d\u0924\u094b\u0902 \u0915\u094b \u0936\u0947\u092f\u0930 \u0915\u0930\u0947\u0902\u0964 \u092f\u0926\u093f \u0906\u092a \u0939\u092e\u0938\u0947 \u091c\u0941\u0921\u093c\u0928\u093e \u091a\u093e\u0939\u0924\u0947 \u0939\u094b \u0924\u094b \u092e\u0947\u0930\u0947 <strong><a href=\"https:\/\/t.me\/iticourse\" target=\"_blank\" rel=\"noreferrer noopener\">\u091f\u0947\u0932\u0940\u0917\u094d\u0930\u093e\u092e \u091a\u0948\u0928\u0932<\/a><\/strong> \u0915\u094b \u091c\u094d\u0935\u0949\u0907\u0928 \u0915\u0930\u0947\u0902\u0964<\/p><p><strong>More Information:- <a href=\"https:\/\/iticourse.com\/soldering-iron\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u0938\u094b\u0932\u094d\u0921\u0930\u093f\u0902\u0917 \u0906\u092f\u0930\u0928 \u0915\u094d\u092f\u093e \u0939\u0948?<\/a><\/strong><\/p>","protected":false},"excerpt":{"rendered":"<p>\u0938\u094b\u0932\u094d\u0921\u0930\u093f\u0902\u0917 \u092a\u094d\u0930\u0915\u094d\u0930\u093f\u092f\u093e \u092e\u0947\u0902 \u0909\u092a\u092f\u094b\u0917 \u0939\u094b\u0928\u0947 \u0935\u093e\u0932\u093e \u092b\u094d\u0932\u0915\u094d\u0938 (flux) \u092a\u093e\u0909\u0921\u0930, \u092a\u0947\u0938\u094d\u091f \u0924\u0925\u093e \u0926\u094d\u0930\u0935 \u0924\u0940\u0928\u094b\u0902 \u0905\u0935\u0938\u094d\u0925\u093e\u0913\u0902 \u092e\u0947\u0902 \u0909\u092a\u0932\u092c\u094d\u0927 \u0939\u094b\u0924\u093e \u0939\u0948\u0964 \u0938\u094b\u0932\u094d\u0921\u0930\u093f\u0902\u0917 \u0915\u0930\u0924\u0947 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":6333,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[2349,2353,2358,2355,2356,2357,2338,2333,2334,2339,2332,2340,2337,2336,2335,2342,2344,2343,2341,2345,2346,2352,2351,2347,2348,2350,3723,3725,3722,3724,3727,2354,3726,3729,3728],"class_list":["post-1874","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-fitter-course","tag-iti-course-admission","tag-iti-course-age-limit","tag-iti-course-benefits","tag-iti-course-book","tag-iti-course-book-pdf","tag-iti-course-branches","tag-iti-course-details-2019","tag-iti-course-details-after-10th","tag-iti-course-details-after-12th","tag-iti-course-details-in-english","tag-iti-course-details-in-hindi","tag-iti-course-duration","tag-iti-course-duration-after-12th-science","tag-iti-course-duration-in-hindi","tag-iti-course-duration-time","tag-iti-course-fees","tag-iti-course-full-form","tag-iti-course-kya-hai","tag-iti-course-list","tag-iti-course-list-in-hindi","tag-iti-courses-after-10th","tag-iti-courses-after-10th-class","tag-iti-courses-after-10th-fail","tag-iti-courses-after-10th-in-hindi","tag-iti-courses-after-12th","tag-iti-courses-and-duration","tag-solder-flux","tag-solder-flux-material","tag-solder-flux-paste","tag-solder-flux-types","tag-solder-flux-use","tag-what-is-a-iti-course","tag-3726","tag-3729","tag-3728"],"_links":{"self":[{"href":"https:\/\/iticourse.com\/olds\/wp-json\/wp\/v2\/posts\/1874","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/iticourse.com\/olds\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/iticourse.com\/olds\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/iticourse.com\/olds\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/iticourse.com\/olds\/wp-json\/wp\/v2\/comments?post=1874"}],"version-history":[{"count":0,"href":"https:\/\/iticourse.com\/olds\/wp-json\/wp\/v2\/posts\/1874\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/iticourse.com\/olds\/wp-json\/wp\/v2\/media\/6333"}],"wp:attachment":[{"href":"https:\/\/iticourse.com\/olds\/wp-json\/wp\/v2\/media?parent=1874"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/iticourse.com\/olds\/wp-json\/wp\/v2\/categories?post=1874"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/iticourse.com\/olds\/wp-json\/wp\/v2\/tags?post=1874"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}