Advertisements
Advertisements
Question
What energy conversion does take place in a generator when it is in use?
Advertisements
Solution
Mechanical energy changes into the electrical energy.
APPEARS IN
RELATED QUESTIONS
A rectangular coil of copper wires is rotated in a magnetic field. The direction of the induced current changes once in each______.
The essential difference between an AC generator and a DC generator is that
What type of generator is used at Power Stations?
Draw the labelled diagram of an A.C. generator. With the help of this diagram, explain the construction and working of an A.C. generator.
An electric generator converts:
(a) electrical energy into mechanical energy.
(b) mechanical energy into heat energy.
(c) electrical energy into chemical energy.
(d) mechanical energy into electrical energy.
In an a.c. generator the speed at which the coil rotates is doubled. How would this affect
- the frequency of output voltage,
- the maximum output voltage is doubled.
State one advantage of using a.c. over d.c.
State change that you would make to convert an A.C. generator into a D.C. generator. Illustrate the change by a diagram.
A device for producing electric current is ______.
A coil of insulated copper wire is connected to a galvanometer. What will happen if a bar magnet is withdrawn from inside the coil?
