Measurement and Instrumentation Alternating current is measured by Moving iron repulsion type voltmeter Electrostatic ammeter Induction ammeter Permanent magnet type ammeter Moving iron repulsion type voltmeter Electrostatic ammeter Induction ammeter Permanent magnet type ammeter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation No eddy current and hysteresis losses occur in Electrodynamo meter instruments PMMC instruments Electrostatic instruments Moving iron instruments Electrodynamo meter instruments PMMC instruments Electrostatic instruments Moving iron instruments ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation When the pointer of an indicating instrument comes to rest in the final deflected position, ______ Only deflecting torque acts Both deflecting and controlling torques act Only controlling torque acts None of the listed here Only deflecting torque acts Both deflecting and controlling torques act Only controlling torque acts None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A PMMC instrument can be used as flux meter By using a high series resistance By making control springs of large moment of inertia By using a low resistance shunt By eliminating the control springs By using a high series resistance By making control springs of large moment of inertia By using a low resistance shunt By eliminating the control springs ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which one of the following units is a fundamental unit? Newton Ampere Watt Joule/sec Newton Ampere Watt Joule/sec ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation When a potentiometer is used for measurement of voltage of an unknown source, the power consumed in the circuit of the unknown source under null condition is high. ideally zero. very high. small. high. ideally zero. very high. small. ANSWER DOWNLOAD EXAMIANS APP
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