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प्रश्न
An a.c. generator changes the ______energy to ______ energy.
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उत्तर
An a.c. generator changes the mechanical energy to electrical energy.
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संबंधित प्रश्न
State whether the following statement is true or false.
An electric motor converts mechanical energy into electrical energy.
Name the device which converts mechanical energy into electric energy.
Name the phenomenon which is made use of in an electric generator.
Complete the following sentence:
A generator with commutator produces ............... current.
State whether the following statement are true of false:
A wire with a green insulation is usually the live wire.
State whether the following statement are true of false:
A miniature circuit breaker (MCB) works on the heating effect of current.
Suggest two ways in an a.c. generator to produce a higher e.m.f.
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.
A device for producing electric current is ______.
