Measurement and Instrumentation The dynamometer principle can be used for ammeter only. wattmeter only. ammeter, voltmeter and wattmeter. voltmeter only. ammeter only. wattmeter only. ammeter, voltmeter and wattmeter. voltmeter only. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which one of the following meters has maximum loading effect on the circuit under measurement ? 1 MΩ/volt 1000 Ω/volt 10 MΩ/volt 100 Ω/volt 1 MΩ/volt 1000 Ω/volt 10 MΩ/volt 100 Ω/volt ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation ______ instruments are most sensitive. Permanent magnet moving coil Hot wire Dynamometer Moving iron Permanent magnet moving coil Hot wire Dynamometer Moving iron ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The material of the shunt should have _______ temperature co-efficient of resistance. None of the listed here Positive Negative Negligible None of the listed here Positive Negative Negligible ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation If the instrument is to have a wide range, the instrument should have Logarithmic scale Exponential scale Square-law scale Linear scale Logarithmic scale Exponential scale Square-law scale Linear scale ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation PMMC type instruments normally use Eddy current damping None of these Air friction damping Fluid friction damping Eddy current damping None of these Air friction damping Fluid friction damping ANSWER DOWNLOAD EXAMIANS APP