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Electric Bell

Sound is prod...

Question

Sound is produced in an electric bell, when:

A

the striker hits the gong

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B

the electromagnet is switched on

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C

the striker moves away from the gong

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D

none of the above

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Solution

The correct option is A
the striker hits the gong

Sound is produced in an electric bell when the striker strikes the gong. The gong is set into vibration due to periodic strike and thus produces sound.

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Similar questions

Q. 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

Q. The switch of an electric bell is pressed. Now, arrange the following statements using the working of an electric bell.

(i) Electromagnet loses its magnetism and the striker goes back its original position.
(ii) The current flows through the circuit and electromagnet attracts the striker towards it.
(iii) The striker hits the gong and the circuit is broken.

Q. Arrange the following statements using the working of an electric bell.

(i) Electromagnet loses its magnetism and the spring arm restores the striker to its original position.
(ii) The current flows through the circuit and electromagnet attracts the striker towards it.
(iii) The striker hits the gong and the circuit is broken.

Q. Arrange the following statements in the correct order as per the working of the electric bell.
i.Electromagnet loses its magnetism, and the spring arm restores the striker to its original position.
ii.The current flows through the circuit and electromagnet attracts the striker towards it.
iii.The striker hits the gong, and the circuit is broken.

What's the use of gong in an electric bell?

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