Question

Electricity is all around us. Maybe some of the toys you play with run on
batteries, which have electricity stored in them. You or your parents are
reading this article on a computer, phone or tablet, all of which use
electricity. The light bulbs, the television, the traffic lights, cars, motors – they
all run on electricity. Electricity is exciting and important
[i] An electric cell produces electricity from the:
[a] Filament present inside it.
[b] Power socket present outside it.
[c] Chemicals stored inside it.
[d] Insulator present inside it.

[ii] Current will flow in a circuit containing:
[a] A rubber wire, an open switch, a cell
[b] A closed switch, a rubber wire, a cell
[c] A copper wire, a closed switch, a cell
[d] None of these

[iii] Which one of the following is a conductor of electricity?
[a] Thermocol
[b] Coin
[c] Ceramic
[d] rubber gloves

[iv] Which is an example of an insulator
[a] Plastic
[b] aluminium
[c] tap water
[d] Iron rod

Answer 1

Answer:

i) Ans c)

ii) Ans b)

iii) Ans d)

iv) Ans d)

Hope it helps you..

Good morning

Answer 2

1. option c

2. option c

3. option b

4.Option a

Hope this helps...!

A metropolitan area network is a computer network that interconnects users with computer resources in a geographic region of the size of a metropolitan area.