26. In a factory, 4 bulbs of 110W each operate for 12hrs daily. Calculate the units of
electricity consumed. Also, find the total expenditure if i unit cost Rs. 2.50 13.2 (2)
Answers
Answered by
3
Answer:
E=Power(inkW)×time=
1000
4×100×6
kWh=2.4kWh
Consumed in 30 days=30×2.4=72
Total cost =72×5=360Rs.
hope u got your answer mate
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Answered by
2
Answer:
P=W/T
1KW=1000W
100W=0.1KW
110W=1.1KW
Bulbs---0.1KW×12Hours ×4
=4.8units
FANS---1.1KW×12Hours×5
=6.6units
Total units =11.4units
Expenditure=11.4× Rs2.50
=Rs28.50
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