In a moving iron meter, the deflection torque is proportional to? Options: A . &nbspSquare of the current through the coil B . &nbspCurrent through the coil C . &nbspSine of measurand D . &nbspThe Square root of the measurand

In a moving iron meter, the deflection torque is proportional to?

Question

In a moving iron meter, the deflection torque is proportional to?

Options:

A . Square of the current through the coil

B . Current through the coil

C . Sine of measurand

D . The Square root of the measurand

Answer: Option A
Answer: (a).Square of the current through the coil

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Question 1. The full-scale deflection current of a meter is 4 mA and its internal resistance is 400Ω. This meter is to have full d....is the value of the series resistor to be used?

Question 2. The full-scale deflection current of an ammeter is 4 mA and its internal resistance is 400Ω. If this meter is to have ....is the value of the shunt resistance to be used?

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Question 6. A moving coil of a meter has 250 turns and a length and depth of 40 mm and 30 mm respectively. It is positioned in a uni....current of 160 mA. The torque on the coil is?

Question 7. Two 100 μA full-scale PMMC meters are employed to construct a 10 V and a 100 V full-scale voltmeter. These meters will ....voltmeter. These meters will have figure of merit (sensitivities) as?

Question 8. What is the current transformer?....

Question 9. What is the potential transformer?....

Question 10. C.T. and P.T. are used for _________....

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