Measurement and Instrumentation Null type recorders are any one of the above. LVDT recorders. bridge recorders. potentiometric recorders. any one of the above. LVDT recorders. bridge recorders. potentiometric recorders. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A high frequency AC signal is applied to a PMMC instrument. The RMS value of the AC signal is 2V, the reading of the instrument is Zero. √2V. 2√2V. 2V. Zero. √2V. 2√2V. 2V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Kelvin’s double bridge is used to measure low resistance because resistance variation due to temperature. it has high sensitivity. there is no thermo electric emf. effect of contact and lead resistance is eliminated. resistance variation due to temperature. it has high sensitivity. there is no thermo electric emf. effect of contact and lead resistance is eliminated. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Wagner earthing device is used to eliminate errors due to Electromagnetic coupling None of these Both A and B Electrostatic coupling Electromagnetic coupling None of these Both A and B Electrostatic coupling ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In two wattmeter method of power measurement if the total power is measured by one wattmeter only then power factor of the system is 0. 1. 0.5. none of above. 0. 1. 0.5. none of above. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The difference between the indicated value and the true value of a quantity is Gross error Relative error Absolute error Dynamic error Gross error Relative error Absolute error Dynamic error ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS