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Q.

There are 5 tube-lights each of 40W in a house. These are used on an average for 5 hours per day. In addition, there is an immersion heater of 1500W used on an average for 1 hour per day. The number of units of electricity are consumed in a month is

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a

75 units

b

50 units

c

100 units

d

25 units

answer is C.

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Detailed Solution

P=Et, 1 K.W.H = 1 unit

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