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Electric Bell

d Mark ‘T’ if...

Question

Question 9 (d)
Mark ‘T’ if the statement is true and ‘F’ if it is false:
An electric bell has an electromagnet.

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Solution

True

An electric bell is a mechanical device that functions by means of an electromagnet.

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Similar questions

Question 9 (c)
Mark ‘T’ if the statement is true and ‘F’ if it is false:
An electromagnet does not attract a piece of iron.

Mark ‘T’ if the statement is true and ‘F’ if it is false:

(a) To make a battery of two cells, the negative terminal of one cell is connected to the negative terminal of the other cell. (T/F)

(b) When the electric current through the fuse exceeds a certain limit, the fuse wire melts and breaks. (T/F)

(c) An electromagnet does not attract a piece of iron. (T/F)

(d) An electric bell has an electromagnet. (T/F)

Question 9 (b)
Mark ‘T’ if the statement is true and ‘F’ if it is false:
When the electric current through the fuse exceeds a certain limit, the fuse wire melts and breaks.

Electric bell is an example of an electromagnet.

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.

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