Low power factor wattmeters are designed to ________ Options: A . &nbsphave a low torque B . &nbsphave a high torque C . &nbsphave a medium torque D . &nbsphave no torque

Low power factor wattmeters are designed to _______

Question

Low power factor wattmeters are designed to ________

Options:

A . have a low torque

B . have a high torque

C . have a medium torque

D . have no torque

Answer: Option A
Answer: (a).have a low torque

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Question 1. Power loss in the current coil is ________....

Question 2. Resistance of pressure coil in a low power factor dynamometer type wattmeter is ________....

Question 3. Pressure coil has no error.....

Question 4. Induction type instruments are used for ____________....

Question 5. Error in a pressure coil can be compensated.....

Question 6. Driving system in an induction type single phase energy meter consists of _________....

Question 7. Series electromagnet consists of _________....

Question 8. Small torque for energy meter is provided __________....

Question 9. Frictional errors are dominant in an energy meter.....

Question 10. Friction torque is eliminated by _________....

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