Measurement and Instrumentation An current of is measured with a thermocouple, 5 A full scale meter. What is the meter reading? 3 A. 2 A. 2+3√2 A. 5 A. 3 A. 2 A. 2+3√2 A. 5 A. 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 ? ±3.5% ± 2.5% ± 1.5% ± 1% ±3.5% ± 2.5% ± 1.5% ± 1% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation To the y input of a CRO a signal defined by 10sin100t is applied. To the x input the signal 10cos100t is fed. The gain for both x-channel and y-channel is the same. The screen shows a straight line. sinisoidal. a circle. an ellipse. a straight line. sinisoidal. a circle. an ellipse. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In AC circuits, the connection of measuring instruments cause loading effect errors which may effect 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. only phase of the quantity being measured. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a ballistic galvanometer, the deflecting torque is proportional to Square-root of current through coil 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 ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following cannot be measured by multimeters? Frequency Current Voltage Resistance Frequency Current Voltage Resistance ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS