Electrical Engineering Mcqs

If a D.C. motor designed for 40°C ambient temperature is to be used for 50°C ambient temperature, then the motor_____________?

(A)  of lower H.P. should be selected

(B)  of higher H.P. should be selected

(C)  can be used for 50°C ambient temperature also

(D)  is to be derated by a factor recommended by manufacturer and select the next higher H.P. motor

Submitted By :Ali Uppal

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