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प्रश्न
A coil of insulated copper wire is connected to a galvanometer. What will happen if a bar magnet is pushed into the coil?
उत्तर
The needle of the galvanometer shows a momentary deflection in a particular direction.
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संबंधित प्रश्न
Which sources produce alternating current?
What type of generator is used at Power Stations?
State two ways in the which the current alternating current and direct current?
A d.c. generator is based on the principle of:
(a) electrochemical induction
(b) electromagnetic induction
(c) magnetic effect of current
(d) heating effect of current
State whether the following statement are true of false:
A miniature circuit breaker (MCB) works on the heating effect of current.
Explain the difference:
AC generator and DC generator.
Draw a neat labeled diagram of an A.C. generator
The part of the AC generator that passes the current from the armature coil to the external circuit is ______.
A device for producing electric current is ______.
To convert an AC generator into DC generator ____________.
