Measurement and Instrumentation What is the approximate input impedance of a CRO? 100 MΩ 0 10 MΩ 1 MΩ 100 MΩ 0 10 MΩ 1 MΩ ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation If two meters X and Y require 40 mA and 50 mA respectively, to give full scale deflection, then Y is more sensitive. It would not be possible to assess the sensitivity on the basis of the given data. X is more sensitive. Both X and Y are equally sensitive. Y is more sensitive. It would not be possible to assess the sensitivity on the basis of the given data. X is more sensitive. Both X and Y are equally sensitive. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The transfer instrument which is used for standardization of a polar type AC potentiometer is a thermal instrument. a moving coil instrument. an electrostatic instrument. a dynamometer instrument. a thermal instrument. a moving coil instrument. an electrostatic instrument. a dynamometer instrument. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The meter constant of an energy meter is 1500 rev/kWh, the disc makes 3000 revolution in a given time. The energy consumed is 1 kWh 4 kWh 3 kWh 2 kWh 1 kWh 4 kWh 3 kWh 2 kWh ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation When using ohmmeter, applied voltage is to be disconnected from the circuit because Voltage source will increase resistance None of these The ohmmeter has its own internal battery Current will decrease resistance Voltage source will increase resistance None of these The ohmmeter has its own internal battery Current will decrease resistance ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A megger is usually Moving iron type instrument Electro-static type instrument Moving coil type instrument Hot-wire type instrument Moving iron type instrument Electro-static type instrument Moving coil type instrument Hot-wire type instrument ANSWER DOWNLOAD EXAMIANS APP
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