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Shiv Yadav

· started a discussion

· 1 Months ago

w (Question: 345158.0 )

answer is b

Question:

The main reason for using a hysteresis motor for high quality tape recorders is that

Options:
A)

its speed is constant (synchronous)

B)

it develops extremely steady torque

C)

it requires no centrifugal switch

D)

its operation is not affected by mechanical vibrations

Solution:

Ans:(c)

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