18. A 1500 W electric geyser is used every day for 2 hrs. The energy consumed during a month is
(A) 90 kWh
(B) 30 kWh
(C) 750 kWh
(D) None of these
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Answer:
Energy consumed in one month is 90 KWh
Explanation:
In 1 day energy consumed=1500×2= 3 KWh
so energy consumed in 1 month=30 ×3KWh
=90 KWh
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