12th question
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sivaprasath:
which month? few months have 31 days, few have 30 days and February has 28/29 days
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(a)
I=P/V
=1500/220
=75/11
=6.81A
(b) E=P×t
=(1500×30×2)/1000kwh
=90 kWh
(c) cost=90×5
=Rs.450
Please mark it brainliest
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