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Please solve this,............... ...........................plz..see the attachment........

Please solve this,...............
...........................plz..see the attachment........

Question Image
Grade:12th pass

1 Answers

Rajat
213 Points
2 years ago
The power stored in the battery during charging= VIT= 15×10×8 watt hours= 1200 watt hour
The Power dissipated by the battery during discharging = 5×15×14 = 1050 watt hours
Watt hour efficiency = (1050/1200 )100= 87.5% 
Done!!!

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