Measurement and Instrumentation If two meters X and Y require 40 mA and 50 mA respectively, to give full scale deflection, then It would not be possible to assess the sensitivity on the basis of the given data. X is more sensitive. Y 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. X is more sensitive. Y is more sensitive. Both X and Y are equally sensitive. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following meter is most suitable for measuring radio frequency currents? Thermocouple meter. Moving - iron meter. VTVM. Moving - coil meter. Thermocouple meter. Moving - iron meter. VTVM. Moving - coil meter. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following are integrating instruments? Ampere hour and watt hour meters Ammeters Voltmeters Wattmeters Ampere hour and watt hour meters Ammeters Voltmeters Wattmeters ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following devices should be used for accurate measurement of low D.C. voltage? Small range moving coil voltmeter Small range thermocouple voltmeter None of these C. potentiometer Small range moving coil voltmeter Small range thermocouple voltmeter None of these C. potentiometer 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. 1 is false but 2 is true. 1 is true but 2 is false. Both 1 and 2 are false. Both 1 and 2 are true. 1 is false but 2 is true. 1 is true but 2 is false. Both 1 and 2 are false. Both 1 and 2 are true. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a ballistic galvanometer, the deflecting torque is proportional to Square of current through coil The current through coil Sine of measured Square-root of current through coil Square of current through coil The current through coil Sine of measured Square-root of current through coil ANSWER DOWNLOAD EXAMIANS APP
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