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Electric Bell

A hammer, a g...

Question

A hammer, a gong and a soft iron strip are all parts of

(a) an electromagnet
(b) an electric bell
(c) an electric fuse
(d) electric circuit

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Solution

(b) An electric bell.
A hammer, a gong and a soft iron strip are the parts of an electric bell.

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Similar questions

Q. Which part makes the hammer strike the gong in an electric bell?

Q. Fill in the blanks with the correct words.

1. Two or more cells joined together form a ..................... (circuit/battery).
2. An electric current can flow through a ..................... (conductor/insulator).
3. For electric current to flow, the wires should not have any ..................... (continuity/discontinuity).
4. A fuse is said to blow when the circuit is ..................... (closed/broken).
5. In an electric bell, it is the ..................... (soft iron strip/hammer) that strikes the gong.

Why is soft iron used as the core of the electromagnet in an electric bell?

The core of an electromagnet or an electric bell is made up of soft iron and not steel because

Q. In an electric bell, there is no current flowing in the circuit when the hammer hits the gong.

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