Measurement and Instrumentation A moving iron ammeter produces a full scale torque of 240 μNm with a deflection of 120° at a current of 10 A. The rate of change of self induction (μH/radian) of the instrument at full scale is 2.0 μH/radian. 114.6 μH/radian. 4.8 μH/radian. 12.0 μH/radian. 2.0 μH/radian. 114.6 μH/radian. 4.8 μH/radian. 12.0 μH/radian. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A moving coil of a meter has 100 turns, and a length and depth of 10 mm and 20 mm respectively. It is postioned in a uniform radial flux density of 200 mT. The coil carries a current of 50 mA. The torque on the coil is 1 Nm. 100 Nm. 2 Nm. 200 Nm. 1 Nm. 100 Nm. 2 Nm. 200 Nm. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The adjustment of position of shading bands, in an energy meter is done to provide Breaking torque Creep compensation None of the listed here Friction compensation Breaking torque Creep compensation None of the listed here Friction compensation ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The smallest change in measured variable to which instrument will respond is precision. accuracy. sensitivity. resolution. precision. accuracy. sensitivity. resolution. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The disc of an instrument using eddy current damping should be of None of the listed here Non conducting and magnetic material Conducting and magnetic material Conducting and non magnetic material None of the listed here Non conducting and magnetic material Conducting and magnetic material Conducting and non magnetic material ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of following is a vector quantity? Magnetic potential. Flux density. Magnetic field intensity. Relative permeability. Magnetic potential. Flux density. Magnetic field intensity. Relative permeability. ANSWER DOWNLOAD EXAMIANS APP
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