Measurement and Instrumentation For measuring an AC voltage by an AC potentiometer it is desirable that the supply for the potentiometer is taken from A battery. Any of above. The same source as the unknown voltage. A source other than the source of unknown voltage. A battery. Any of above. The same source as the unknown voltage. A source other than the source of unknown voltage. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which wave has the least form factor? Sine wave Square wave Triangular wave Rectangular wave Sine wave Square wave Triangular wave Rectangular wave ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation What is the unit of plane angle? Radian Degree Steradian Candela Radian Degree Steradian Candela ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The moving coil-meters, damping is provided by the coil spring attached to the moving. damping vane in the airtight chamber. eddy current disk. the aluminium frame of the coil. the coil spring attached to the moving. damping vane in the airtight chamber. eddy current disk. the aluminium frame of the coil. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The expected value of the voltage across a resistor is 80 V, and the measured value is 79 V. What is the percentage error and relative accuracy of the measurement ? 1.5% & 99% 1.5% & 98.75% 1.25% & 98.25% 1.25% & 98.75% 1.5% & 99% 1.5% & 98.75% 1.25% & 98.25% 1.25% & 98.75% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The errors introduced by an instrument fall in which category ? Environmental errors Random errors Gross errors Systematic errors Environmental errors Random errors Gross errors Systematic errors ANSWER DOWNLOAD EXAMIANS APP
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