Use sketch help you describe the meaning the words:
a. permanent magnet
b. inductive coil. induction motor
c. a.13. 115V
c.
.c. split-phase motor
d. shaded pole motor.
19. transformer.c.
14. inductance
b.
21. series motors
b.c. the input voltage was 230V
the output voltage will be:
a.c. step down transformer has 1000 turns the primary winding and
500 turns the secondary winding. Use sketch with notes explanation show how turning force is
applied the rotor and therefore, the drive shaft, electric motor. a.
16. relay
d.
15.
20. electric motor. mutual inductance. Give three applications for each the following types motor:
a. a. Sketch the magnetic hysteresis loop magnetic material suitable for:
a. Use sketch with notes explanation describe how force is
applied conductor magnetic circuit and how this principle is
applied electric motor. fluorescent light fitting
b. a. 200V
d. State how power factor correction achieved on:
a. Use sketch with notes explanation describe ‘good’ and ‘bad’
power factor. d. motor
c. electromagnetic switch operated solenoid one definition of:
a. 2V
b. transformer
b.c.
18. 460V.
17
