Which of the following tests will be suitable for testing two similar D.C. series motors of large capacity ?
A) Swinburne'stest
B) Hopkinson'stest
C) Field test
D) Brake test
Correct Answer:
Verified
Q9: The condition for maximum efficiency for a
Q10: D.C. generators are normally designed for maximum
Q11: In a D.C. generator, the iron losses
Q12: D.C. generators are installed near the load
Q13: The purpose of retardation test on D.C.
Q15: Hopkinson's test on D.C. machines is conducted
Q16: During rheostat braking of D.C. series motors
A)motor
Q17: For which types of D.C. motor, dynamic
Q18: Which method of braking is generally used
Q19: In variable speed motor
A)a stronger commutating field
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