A dynamometer type wattmeter consists of ________ Options: A . &nbsponly potential coil B . &nbsppotential and current coils C . &nbsponly current coil D . &nbspno coils

A dynamometer type wattmeter consists of _______

Question

A dynamometer type wattmeter consists of ________

Options:

A . only potential coil

B . potential and current coils

C . only current coil

D . no coils

Answer: Option B
Answer: (b).potential and current coils

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Question 1. When a current carrying coil is placed in the magnetic field?....

Question 2. Controlling torque is provided by gold springs.....

Question 3. In a Dynamometer type wattmeter, the fixed coil is split into ________....

Question 4. When the moving coil in a Dynamometer type wattmeter deflects ________....

Question 5. An average-reading digital Multimeter reads 10 V when fed with a triangular wave, symmetric about the time-axis. If the ....the input is same, the rms reading meter will read?

Question 6. The figure shows a three-phase, delta connected load supplied from a 220 V, 50 Hz, 3-phase balanced source. The pressure....to ensure a positive deflection. The watt-meter reading will be?

Question 7. Two watt-meters connected to measure the total power on a three-phase system supplying a balanced load reads 10.5 kW and....and -2.5 kW respectively. Then the total power factor is?

Question 8. Wattmeters are compensated for errors due to inductance by _________....

Question 9. Current in a pressure coil of the Dynamometer type wattmeter ________....

Question 10. Eddy currents are induced in solid metal parts within the thickness of the conductor.....

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