Measurement and Instrumentation A PMMC voltmeter is connected across a series combination of a DC voltage source V1 = 2 V and an AC voltage source V2 = 3sin4t, the voltmeters reads 5 V. 2 V. (2 + √3/2)V. 0 V. 5 V. 2 V. (2 + √3/2)V. 0 V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The inductance of a certain moving iron ammeter is expressed as L = 2+5θ-θ2 µH. The control spring torque is 2 × 10-6 Nm/radian. Find the deflection in radians for a current of 2A. 5 2 1 4 5 2 1 4 ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The adjustment of position of shading bands, in an energy meter is done to provide Breaking torque None of the listed here Friction compensation Creep compensation Breaking torque None of the listed here Friction compensation Creep compensation ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The internal resistance of an ammeter should be High Infinity Medium Very small High Infinity Medium Very small ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Alternating current is measured by Induction ammeter Permanent magnet type ammeter Moving iron repulsion type voltmeter Electrostatic ammeter Induction ammeter Permanent magnet type ammeter Moving iron repulsion type voltmeter Electrostatic ammeter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An current of is measured with a thermocouple, 5 A full scale meter. What is the meter reading? 2+3√2 A. 3 A. 5 A. 2 A. 2+3√2 A. 3 A. 5 A. 2 A. ANSWER DOWNLOAD EXAMIANS APP
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