Measurement and Instrumentation To measure high frequency currents, we mostly use ______ ammeter. Hot wire Moving iron Thermocouple Dynamometer Hot wire Moving iron Thermocouple Dynamometer ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Moving iron instruments have _____ scale. Uniform None of the listed here Log Squared Uniform None of the listed here Log Squared 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 2 kWh 3 kWh 1 kWh 4 kWh 2 kWh 3 kWh ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An electric pyrometer is an instrument used to measure High temperatures None of the listed here Phase Frequency High temperatures None of the listed here Phase Frequency ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The two pressure coils of a single phase power factor meter have The same dimension but different number of turns The same dimensions and the same number of turns The same number of turns but different dimensions None of these The same dimension but different number of turns The same dimensions and the same number of turns The same number of turns but different dimensions None of these ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A sampling wattmeter is used to measure the average power of a load. The peak to peak voltage of a square wave is 10 V and the current is triangular wave of 5 Amp P-P as shown in the figure. The period is 20 ms. The reading in W will be 100 W. 50 W. 0 W. 25 W. 100 W. 50 W. 0 W. 25 W. ANSWER DOWNLOAD EXAMIANS APP