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प्रश्न
The part of the AC generator that passes the current from the armature coil to the external circuit is ______.
पर्याय
field magnetsplit rings
split rings
slip rings
brushes
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उत्तर
The part of the AC generator that passes the current from the armature coil to the external circuit is brushes.
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संबंधित प्रश्न
State the principle of an electric generator.
A rectangular coil of copper wires is rotated in a magnetic field. The direction of the induced current changes once in each______.
The device used for producing electric current is called a ______.
Complete the following sentence:
A generator with commutator produces ............... current.
Each one of the following changes will increase emf (or voltage) in a simple generator except:
(a) increasing the number of turns in the armature coil
(b) winding the coil on a soft iron armature
(c) increasing the size of the gap in which the armature turns
(d) increasing the speed of rotation
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.
State one advantage of using a.c. over d.c.
Observe the figure and answer the following questions.
a) Identify the machine shown in figure.
b) Write a use of this machine.
c) How transformation of energy takes place in this machine.
An a.c. generator changes the ______energy to ______ energy.
State one factor that affects the magnitude of induced current in an AC generator.
