Question: During charging, a battery pack loses heat at a rate of 0.2 kW. The electric current flowing into the battery from a 220 V source

During charging, a battery pack loses heat at a rate of 0.2 kW. The electric current flowing into the battery from a 220 V source is measured as 10 amp. Determine
(a) Q.
(b) Wel,
(c) Wext. Include sign.

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