Measurement and Instrumentation Kelvin’s double bridge is used to measure low resistance because effect of contact and lead resistance is eliminated. it has high sensitivity. resistance variation due to temperature. there is no thermo electric emf. effect of contact and lead resistance is eliminated. it has high sensitivity. resistance variation due to temperature. there is no thermo electric emf. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The rectifier instrument is not free from All of the listed here Wave shape error Temperature error Frequency error All of the listed here Wave shape error Temperature error Frequency error ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The dynamometer principle can be used for wattmeter only. ammeter, voltmeter and wattmeter. voltmeter only. ammeter only. wattmeter only. ammeter, voltmeter and wattmeter. voltmeter only. ammeter only. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of following voltmeters would you use for measuring voltage across 20KΩ resistance Voltmeter having a resistance of 5 ΩK. Voltmeter having sensitivity of 10 KW/V. Voltmeter having sensitivity of 1 KW/V. None of above. Voltmeter having a resistance of 5 ΩK. Voltmeter having sensitivity of 10 KW/V. Voltmeter having sensitivity of 1 KW/V. None of above. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of following are needed both for protection and metering? Instrument transformer. Wattmeters. Energy meter. Power factor meters. Instrument transformer. Wattmeters. Energy meter. Power factor meters. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Commonly used standard capacitor is Concentric cylindrical type Electrostatic type Multiplate parallel plate type Spherical type Concentric cylindrical type Electrostatic type Multiplate parallel plate type Spherical type ANSWER DOWNLOAD EXAMIANS APP
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