Measurement and Instrumentation Jewels are used in instruments for the purpose of Torque control Damping Bearing Suppressing noise Torque control Damping Bearing Suppressing noise ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Consider the following statement - 1. The compensating coil of a low power factor wattmeter compensates the effect of the impedance of the current coil. 2. The compensating coil of a low power factor wattmeter compensates the effect of the impedance of the voltage coil circuit. Both 1 and 2 are false. 1 is false but 2 is true. Both 1 and 2 are true. 1 is true but 2 is false. Both 1 and 2 are false. 1 is false but 2 is true. Both 1 and 2 are true. 1 is true but 2 is false. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following meters has a linear scale? Hot wore meter Moving iron meter Thermocouple meter Moving coil meter Hot wore meter Moving iron meter Thermocouple meter Moving coil meter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation If two meters X and Y require 40 mA and 50 mA respectively, to give full scale deflection, then Y is more sensitive. X is more sensitive. Both X and Y are equally sensitive. It would not be possible to assess the sensitivity on the basis of the given data. Y is more sensitive. X is more sensitive. Both X and Y are equally sensitive. It would not be possible to assess the sensitivity on the basis of the given data. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a moving iron meter, the deflecting torque is proportional to Sine of the measurand Squareroot of the measurand Square of the current through the coil Current through the coil Sine of the measurand Squareroot of the measurand Square of the current through the coil Current through the coil ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The dynamometer principle can be used for ammeter only. ammeter, voltmeter and wattmeter. voltmeter only. wattmeter only. ammeter only. ammeter, voltmeter and wattmeter. voltmeter only. wattmeter only. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS