1.
The rating of a fuse wire is always expressed in

2.
Resistance of a material always decreases if

3.
A 40 W bulb is connected in series with a room heater. If now 40 W bulb is replaced by 100 W bulb, the heater output will:

4.
A closed switch has a resistance of

5.
Two resistances Rl and Ri are connected in series across the voltage source where Rl > Ri. The largest drop will be across

6.
It becomes more difficult to remove

7.
An instrument which detects electric current is known as

8.
A rheostat differs from potentiometer in the respect that it

9.
For testing appliances, the wattage of test lamp should be

10.
Two bulbs of 500 W and 200 W rated at 250 V will have resistance ratio as

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