Measurement and Instrumentation In AC circuits, the connection of measuring instruments cause loading effect errors which may effect only phase of the quantity being measured. both of above. magnitude, phase and waveform of the quantity being measured. only the magnitude of the quantity being measured. only phase of the quantity being measured. both of above. magnitude, phase and waveform of the quantity being measured. only the magnitude of the quantity being measured. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A spring controlled indicating instrument has a deflection of 90deg for maximum current I. The corresponding deflection for a gravity controlled instrument is 30° 90° 120° 0° 30° 90° 120° 0° ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A spring-controlled moving iron voltmeter draws a current of 1 mA for full scale value of 100V. If it draws a current of 0.5 mA, the meter reading is 200 V. 25 V. 50 V. 100 V. 200 V. 25 V. 50 V. 100 V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The difference between the indicated value and the true value of a quantity is Gross error Absolute error Relative error Dynamic error Gross error Absolute error Relative error Dynamic error ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following essential featuresis possessed by an indicating instrument? Controlling device All of the listed here Damping device Deflecting device Controlling device All of the listed here Damping device Deflecting device ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The limiting errors of measurement of power consumed by and the current passing through a resistance are ±1.5% and ±1% respectively. What is the limiting error ( in %) of measurement of resistance ? ± 2.5% ± 1% ± 1.5% ±3.5% ± 2.5% ± 1% ± 1.5% ±3.5% ANSWER DOWNLOAD EXAMIANS APP
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