Which of the following is correct formula for braking torque in plugg – McqOptions

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1.	Which of the following is correct formula for braking torque in plugging?
A.	n (ka2/rb)
B.	n2 (ka2/rb)
C.	n-1 (ka2/rb)
D.	(ka2/rb)
Answer» B. n2 (ka2/rb)

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