Measurement and Instrumentation Which of the following is a variable displacement transducer? tachometer potentiometer None of these synchros tachometer potentiometer None of these synchros ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The given figure shows wein bridge connection for frequency measurement. C and R are variables and gang together. For balanced condition the expression for frequency is f = 1/2πCR when R1 = R2/2. R1 = 2R2. R1 = 3R2. R1 = R2. R1 = R2/2. R1 = 2R2. R1 = 3R2. R1 = R2. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following essential featuresis possessed by an indicating instrument? Controlling device Damping device Deflecting device All of the listed here Controlling device Damping device Deflecting device All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The range of a moving iron ac ammeter is extended by A shunt A multiplier None of the listed here Changing number of turns of operating coil A shunt A multiplier None of the listed here Changing number of turns of operating coil ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation PMMC Instrument can be used for None of the listed here DC work only AC work only Both AC and DC None of the listed here DC work only AC work only Both AC and DC ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A permanent magnet moving coil ammeter has a coil resistance of 99ohm and Full Scale DeflectionFSD. current of 0.1mA. Shunt resistance is 1 ohm. Current through the meter at 0.5 F.S.D is 0.023mA 0.05mA 0.1mA 0.007mA 0.023mA 0.05mA 0.1mA 0.007mA ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS