In a Permanent Magnet Moving Coil (PMMC) instrument, gravity control is used for controlling torque (T c ). If T d is the deflecting torque, θ is the angle of deflection, and I is the current, then which of the following relations is correct?

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Electrical Engineering · Electrical Measurements

In a Permanent Magnet Moving Coil (PMMC) instrument, gravity control is used for controlling torque (T c ). If T d is the deflecting torque, θ is the angle of deflection, and I is the current, then which of the following relations is correct?

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T d &prop; I and T c &prop; sin(θ)

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Answer 1

T d &prop; I 2 and T c &prop; θ

Answer 2

T d &prop; I 2 and T c &prop; sin(θ)

Answer 3

T d &prop; I and T c &prop; θ

Answer 4

T d &prop; I and T c &prop; sin(θ)

In a Permanent Magnet Moving Coil (PMMC) instrument, gravity control is used for controlling torque (T c ). If T d is the deflecting torque, θ is the angle of deflection, and I is the current, then which of the following relations is correct?

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In a Permanent Magnet Moving Coil (PMMC) instrument, gravity control is used for controlling torque (T c ). If T d is the deflecting torque, &theta; is the angle of deflection, and I is the current, then which of the following relations is correct?

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Topic-Wise Solved Questions

In a Permanent Magnet Moving Coil (PMMC) instrument, gravity control is used for controlling torque (T c ). If T d is the deflecting torque, θ is the angle of deflection, and I is the current, then which of the following relations is correct?