Silver and copper voltameter are connected in parallel with a battery of e.m.f. 12 V. In 30 minutes, 1 gm of silver and 1.8 gm of copper are liberated. The power supplied by the battery is
and 
Text Solution
Verified by ExpertsThe correct answer is:
A
The current taken by the silver voltameter

and by copper voltameter

Total current 
Power 
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