Physics
State two ways to produce a higher e.m.f. in an a.c generator.
Electro-Magnetism
18 Likes
Answer
Two ways to produce a higher e.m.f. in an a.c. generator are —
- By increasing the speed of rotation of coil.
- By increasing the number of turns in the coil.
Answered By
10 Likes
Related Questions
Name and state the principle of a simple a.c. generator. What is it's use?
In an a.c generator the speed at which the coil rotates is doubled. How would this affect (a) the frequency of output voltage (b) the maximum output voltage.
State (i) two dis-similarities, and (ii) two similarities between a d.c. motor and an a.c. generator.
For what purpose are the transformers used? On which type of current do transformers work?