Measurement and Instrumentation A thermo couple ammeter gives full scale deflection of 10 A, when it reads one fifth of the scale, the current will be 4 A. 2 A. 5.78 A. 4.47 A. 4 A. 2 A. 5.78 A. 4.47 A. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An ammeter is a Absolute instrument Recording instrument Secondary instrument Integrating instrument Absolute instrument Recording instrument Secondary instrument Integrating instrument ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation One single phase wattmeter operating on 230V and 5A for 5 hours makes 1940 revolutions. Meter constant in revolutions is 400. What is the power factor of the land? 0.65 0.73 1 0.84 0.65 0.73 1 0.84 ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation When using ohmmeter, applied voltage is to be disconnected from the circuit because Current will decrease resistance Voltage source will increase resistance None of these The ohmmeter has its own internal battery Current will decrease resistance Voltage source will increase resistance None of these The ohmmeter has its own internal battery ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a moving coil instrument, the deflecting torque is proportional to Square of the current Squareroot of the current Current Sine of the measurand Square of the current Squareroot of the current Current Sine of the measurand ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A 0 - 100 V voltmeter has a guaranteed accuracy of 2 % of full scale reading. The voltage measured by the voltmeter is 75 V. The limiting error is in percentage 3.33 %. 1 %. 2 %. 2.66 %. 3.33 %. 1 %. 2 %. 2.66 %. ANSWER DOWNLOAD EXAMIANS APP
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