Question

1. a (a) How can you make an electromagnet? (b) Mention two uses of an electromagnet. 2. Describe the working, construction, basic principle and uses of an electric bell. Draw a labelled diagram of it. 3. Describe with labelled diagram, an activity to show the magnetic effect of current. Name some of the electric aplin, AND ITS EFFECTS​

Answer 1

Answer:

Mark as a brilliant please

Explanation:

1 A : Electromagnets are magnets that are generated by electric fields. They have the advantage over regular magnets in that they can be switched on and off.

B: Uses of Electromagnet-

1. The electric bells are based an principle of electromagnet.

2. The electromagnets are also used in motors and generators.

2: Construction of an electric bell

Following are the components of an electric bell:

1. Electromagnet: A copper wire is wound around an iron piece which acts a magnet when current flows through it.

2. Striker in touch with contact screw through an iron strip

3. A metal gong

4. A key or a switch

Answer 2

Answer:

hope it help

Explanation:

electromagnet generated electric field

use are

A electric bell

B motor and genrator