Measurement and Instrumentation No eddy current and hysteresis losses occur in Electrodynamo meter instruments Moving iron instruments PMMC instruments Electrostatic instruments Electrodynamo meter instruments Moving iron instruments PMMC instruments Electrostatic instruments ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a portable instrument , the controlling torque is provided by Spring All of the listed here Gravity Eddy currents Spring All of the listed here Gravity Eddy currents ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation What is the expression for momentum? force × displacement change of velocity / time mass × acceleration mass × velocity force × displacement change of velocity / time mass × acceleration mass × velocity ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Electrostatic instruments are used as Ammeters only Voltmeters only Both ammeter and voltmeter Wattmeter only Ammeters only Voltmeters only Both ammeter and voltmeter Wattmeter only ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The quantity 1/√(∈0 × μ0) in SI units has the none of these. dimension LT-1. speed of light. both ‘a’ and ‘b’. none of these. dimension LT-1. speed of light. both ‘a’ and ‘b’. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The pointer of an indicating instrument is generally made of _______ Copper Soft steel Silver Aluminium Copper Soft steel Silver Aluminium ANSWER DOWNLOAD EXAMIANS APP