Measurement and Instrumentation The coil of a moving iron instrument has a resistance of 500 ohm and inductance of 1 H. It reads 250 V when a 250 V DC is applied. It series resistance is 2000 ohms its reading when fed by 250 V, 50 Hz AC will be 260 V. 252 V. 250 V. 248 V. 260 V. 252 V. 250 V. 248 V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The absolute measurement of resistance is done by Bridge Method Ohm’s law method Lorenz method Rayleigh method Bridge Method Ohm’s law method Lorenz method Rayleigh method ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Ryall crest voltmeter is used for measurement of Low frequency voltage High DC voltage High AC voltage AC voltage of any form Low frequency voltage High DC voltage High AC voltage AC voltage of any form ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Standard resistor ia made from Platinum Manganin Nichrome Silver Platinum Manganin Nichrome Silver ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The electrical power to a megger is provided by Permanent magnet dc generator Any of the listed here Battery Ac generator Permanent magnet dc generator Any of the listed here Battery Ac generator 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 1 4 2 5 1 4 2 ANSWER DOWNLOAD EXAMIANS APP
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