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k naresh

· started a discussion

· 1 Months ago

how give the correct (Question: 332065.0 )

explanation

Question:

Which motor has the poorest speed control?

Options:
A)

Differentially compound motor

B)

Cumulatively compound motor

C)

Shunt motor

D)

Series motor

Solution:

Ans:(d)

Knowledge Expert

· commented

· 1 Months ago

Dear student,
Given answer is correct,
The speed regulation of a permanent magnet DC motor is good ranging from 10 - 15% whereas for DC shunt motor it is somewhat less than 10 %. DC series motor has poor value of regulation.

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