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Grade: 10
        coil A when connected to a battery of 210 V and dipped in 1KG of water raises its temp by 10 degrees in 80 seconds. another coil B when connected to same battery and dipped in same amount of water raises its temp by 10 degrees in 120 seconds. if 2 coils are now connected parallel to each other across same battery and dipped in 1KG of water, find the time required to raise the temp of water by 10degrees
8 years ago

Answers : (1)

indrayani bargaje
33 Points
							

please help iitians..

8 years ago
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