Question

0.4. Attempt any one of the following questions:
Answer the questions on following diagram:
2
Electric Motor
(a) Complete the diagram and label it.
(b) Define Electric Motor.
(c) State the principle of working of an Electric Motor.
(d) State the direction of rotation of armature coil.
(2) - (a) Explain with an example and balanced chemical equation what is
a substitution reaction.
(b) Explain with an example and balanced chemical equation what is
an addition reaction.
(c) What is hydrogenation of vegetable oil.​

Answer 1

Electric motor works on the principle of magnetic effect of current i.e., when a rectangular coil is placed in a magnetic field and current is passed through it, a force acts on the coil which rotates it continuously.

Answer 2

Answer:

a device which converts electric energy into mechanical energy is called electric motor