Electricity and...

An electric cell has ____ terminals.

The thin wire that gives off light is called the ___________ of the bulb.

If the switch is connected to a bulb and the battery is kept in the on position what do you observe?

An electric bulb rated $$220\ V, 60\ W$$ is working at full efficiency. Another identical bulb is connected across the mains as shown.
What is total power consumption?

In the circuit shown here, bulb P will glow when

What will be the order in which the bulbs $$A,\ B,$$ and $$C$$ will glow when the switch is moved to the 'on' position?

Symbol of switch in 'ON' position is -

Would any of the bulbs glow when the switch is in the 'off' position?

Bulbs of rating 60W, 220V and 250W, 220V are connected in series and their combination is connected to 440 V supply. Which bulb will fuse?

Three 100 W light bulbs are connected in series to a 220 V power source.If two of the light bulbs are replaced by 60 W bulbs the brightness of the remaining 100 W bulb is