PUMPA - SMART LEARNING
எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்
Book Free DemoFill in the blanks:
(i). The object to be electroplated is taken as electrode.
(ii). One of the most common applications of chemical effect of electric current is .
(iii). Small amount of a mineral salt present naturally in water makes it a of electricity.
(iv). Electroplating of is done on objects like water taps and cycle bell to give them a shiny appearance.
Answer variants:
good conductor
electroplating
poor conductor
positive
silver
negative
iron
copper
chromium
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