Question

C. Numericals

1. An electrical appliance is rated as 60 W - 150 V.
(a) What do you understand by this statement?
(b) How much current will flow through the
2. An electric iron of power 1.5 kW is used for
30 minutes to press clothes Calculate the
electrical energy consumed in (a) kilowatt hour
appliance when in use ?
(b) joule.

3. Assuming the electric consumption per day to
be 12 kWh and the rate of electricity to be
6-25 per unit, find how much money is to be
paid in a month of 30 days ?
4. In a premise 5 bulbs each of 100 W, 2 fans each
of 60 W, 2 A.Cs each of 1.5 kW are used for 5 h
per day. Find :
(a) total power consumed per day,
(b) total power consumed in 30 days,
(c) total electrical energy consumed in 30 days,
(d) the cost of electricity at the rate of * 6.25
per unit.
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Answer 1

Step-by-step explanation:

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Answer 2

Answer:

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