Measurement and Instrumentation A thermo couple ammeter gives full scale deflection of 10 A, when it reads one fifth of the scale, the current will be 4.47 A. 4 A. 5.78 A. 2 A. 4.47 A. 4 A. 5.78 A. 2 A. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which instrument has identical calibration for ac as well as dc values? Hot wire type Moving coil type Moving iron type Induction type Hot wire type Moving coil type Moving iron type Induction type ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation One single phase wattmeter operating on 230V and 5A for 5 hours makes 1940 revolutions. Meter constant in revolutions is 400. What is the power factor of the land? 0.84 0.65 1 0.73 0.84 0.65 1 0.73 ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The material of the shunt should have _______ temperature co-efficient of resistance. None of the listed here Negative Positive Negligible None of the listed here Negative Positive Negligible ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The transfer instrument which is used for standardization of a polar type AC potentiometer is an electrostatic instrument. a thermal instrument. a dynamometer instrument. a moving coil instrument. an electrostatic instrument. a thermal instrument. a dynamometer instrument. a moving coil instrument. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A 1 mA meter is to be converted to 1 A ammeter. The meter resistance is 100 Ω. The value of shunt resistance 0.1001 Ω. 100 Ω. 0.001 Ω. 1000 Ω. 0.1001 Ω. 100 Ω. 0.001 Ω. 1000 Ω. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS