ELECTRIC CURRENT AND ITS EFFECTS

Front

Turning off an electric light creates a(n) _____ path

Back

broken

Front

A flash of lightning is an example of an electric _____

Back

current

Front

If a positive terminal of one cell is connected to the negative terminal of the next cell it is known as

Back

Battery

Front

Wires made from some special materials melt quickly and break when a large electric current passes through it. These wires are used to make

Back

Electric fuses

Front

Who was the first person to notice the deflection of compass needle everytime the current passes through the wire.

Back

Hans Christian oersted

Front

A _________ is a safety device which prevents damages to electrical circuits and possible fires.

Back

Fuse

Front

The amount of heat produced in a wire depends on

Back

All of these

Front

Which mark is necessary on electric appliances?

Back

ISI

Front

Current flows through the circuit when the circuit is in the _________________condition.

Back

Closed

Front

The magnetic field around a current carrying coil

Back

Lasts as long as current flows through it