A dynamometer wattmeter can be used for ?->(Show Answer!)

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1. A dynamometer wattmeter can be used for

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MCQ->Consider the following statements as regards induction and dynamometer wattmeters Dynamometer wattmeters can be used for dc only.Induction wattmeter has higher torque and dynamometer wattmeter.Induction wattmeter is less accurate, has more power consumption and more weight than dynamometer wattmeter. Which of the above statements are correct?....

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