Measurement and Instrumentation For measurement of high direct voltage, one would use _____ voltmeter. Electrostatic Moving iron PMMC Hot wire Electrostatic Moving iron PMMC Hot wire ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The chemical effect of current is used in C. energy meter None of these C. ammeter hour meter C. ammeter C. energy meter None of these C. ammeter hour meter C. ammeter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which instrument has identical calibration for ac as well as dc values? Moving coil type Hot wire type Moving iron type Induction type Moving coil type Hot wire type Moving iron type Induction type ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A spring-controlled moving iron voltmeter draws a current of 1 mA for full scale value of 100V. If it draws a current of 0.5 mA, the meter reading is 100 V. 25 V. 200 V. 50 V. 100 V. 25 V. 200 V. 50 V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a dynamometer wattmeter, the moving coil is the Potential coil Current coil and potential coil Current coil None of the listed here Potential coil Current coil and potential coil Current coil None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The measurment of very low and very high frequencies is invariably done using a frequency counter in which one of the following? Frequency measurment modes only. Period measurment modes only. Period and frequency measurement modes respectively. Frequency and period measurment modes, respectively. Frequency measurment modes only. Period measurment modes only. Period and frequency measurement modes respectively. Frequency and period measurment modes, respectively. ANSWER DOWNLOAD EXAMIANS APP
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