Measurement and Instrumentation The pointer of an indicating instrument is generally made of _______ Aluminium Copper Silver Soft steel Aluminium Copper Silver Soft steel ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The range of a moving iron ac ammeter is extended by A multiplier None of the listed here Changing number of turns of operating coil A shunt A multiplier None of the listed here Changing number of turns of operating coil A shunt ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation For handling greater currents induction watt-meters are used in conjunction with Either of the above Potential transformers Current transformers Power transformers Either of the above Potential transformers Current transformers Power transformers ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The transfer instrument which is used for standardization of a polar type AC potentiometer is a moving coil instrument. a dynamometer instrument. an electrostatic instrument. a thermal instrument. a moving coil instrument. a dynamometer instrument. an electrostatic instrument. a thermal instrument. 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 rectifier instrument is not free from Wave shape error Frequency error All of the listed here Temperature error Wave shape error Frequency error All of the listed here Temperature error ANSWER DOWNLOAD EXAMIANS APP