Question

In a household connection all the devices are connected in such a way that each one should get equal potential differences across. This is to make all devices to function properly as per their powers. Also each device can be operated with separate switches and can be provided with safety measures.There won’t be any interruption in the functioning of devices if one of the devices get damaged.

Answer the questions from 1 to 5


1. What type of connection is used in household
[a] series
[b] mixed
[c] parallel
[d] none of these

2. Name the safety device which protects the electrical appliances
[a] earth wire
[b] switch
[c] transformer
[d] fuse

3. In India the power supply will have a voltage of------
[a] 200 V
[b] 110 V
[c] 220 V
[d] 260 V

4. Name the commercial unit used to measure electric energy consumed
[a] Watt
[b] Kilowatt Hour
[c] Kilo Joules
[d] Joule

5. Name the unit of electric power
[a] Joule
[b] coulomb
[c] watt
[d] kilowatt hour

Answer 1

Answer:

1 c

2 d

3 c

4 b

5 c

Explanation:

here are your answer this same exercise I also have in my reference

Answer 2

Answer:

1-c

2-d

3-c

4-b

5-c

Explanation:

hope it is helpful

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