An electric refrigerator rated 400W operates 8h per day. What is the cost of the energy to operate it for 30 days at Rs.10 per kWh?
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Energy consumed by heater per day
=400*8*1
=3200Wh
=3.2KWh
No.of days=30
Therefore, energy consumed in 30 days
=3.2*30
=96KWh
Cost/day=₹10
Therefore,
Total cost for 30 days
=96*10
=₹960
astel774:
Thanks a lot
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Answer:ooo nice qu
estion pls next answer
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