Answer / karan sharma

Lathe machine operation needs linear torque nd this is done in DC shunt motor i.e constant torque at constant current i.e linear torque. While rolling mills can have diffrent values of torque while considering its operation in certain applications, which can be provided by compound motor i.e b/w series nd shunt.

what s the differenc between electrical &electronis , how to define them

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could any one explain me what power factor and where it is use ful

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