1000+ Alternator Multiple Choice Questions and Answers Pdf - 1
Question: 1
An alternator coupled to which prime mover will usually have the highest rotating speed?
(A) steam turbine
(B) francis turbine
(C) reciprocating diesel engine
(D) steam engine
Ans: A
steam turbine
Question: 2
The speed of a salient pole machine is nearly
(A) 500 r.p.m.
(B) 1000 r.p.m.
(C) 1500 r.p.m.
(D) 2500 r.p.m.
Ans: A
500 r.p.m.
Question: 3
Alternators are usually designed to generate
(A) definite frequencies
(B) variable frequencies
(C) definite power factor
(D) definite currents
Ans: A
definite frequencies
Question: 4
The dark and bright lamp method is used for
(A) phase sequence
(B) balancing of load
(C) synchronizing
(D) transfer of load
Ans: C
synchronizing
Question: 5
In an alternator, the stator frame serves
(A) as a return path for the flux
(B) to protect the whole machine
(C) to hold the armature stampings
(D) to verticate the armature
Ans: A
as a return path for the flux
Electrical Power Sources Quiz Questions & Answers Pdf More
Electromagnetic Field Theory Question Bank 2024-2025 More
Power Semiconductor Device and Integrated Circuits Questions More
Strength of Materials Questions and Answers Pdf More
Steam and Power Generation Quiz Questions & Answers Pdf More
Top 150+ Java Servlet Interview Questions and Answers More
10+ Odd One Out Picture Puzzles Questions with Answers More
Synchronous Machines Quiz Questions and Answers Pdf More
1,000+ TNPSC Previous Year Model Question Papers with Answers More
1000+ Power Electronics Quiz Questions and Answers Pdf More