1000+ Alternator MCQ Questions and Answers Pdf - 1
Turbo alternators are generally used to run at
(A) 1000 r.p.m.
(B) 1500 r.p.m.
(C) 3000 r.p.m.
(D) 5000 r.p.m.
Harmonic component of generated e.m.f. will be more in
(A) long pitch coil
(B) short pitch coil
(C) full pitch coil
(D) none of above coils
full pitch coil
Which of the following is a prime mover?
(A) electric heater
(B) solar energy
(C) steam turbine
(D) none of the above
When the speed of an alternator increases
(A) the frequency changes
(B) the frequency remains same
(C) the frequency increases
(D) the frequency decrease
the frequency increases
Generated e.m.f. for same field current and double speed will be
(C) less than double
(D) more than double
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