If a D.C. motor designed for 40°C ambient temperature is to be used for 50°C ambient temperature, then the motor - Study24x7
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Goraksha Dadhich
28 Mar 2019 09:09 AM study24x7 study24x7

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

Banking Railways UPSC Sciences
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