Measurement and Instrumentation Which of the following essential featuresis possessed by an indicating instrument? Deflecting device Controlling device Damping device All of the listed here Deflecting device Controlling device Damping device All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation _______ instruments are those which measure the total quantity of the electricity delivered in a particular time. Integrating Absolute Recording Indicating Integrating Absolute Recording Indicating ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The problem of Electrostatic coupling in a transformer is acute at High frequencies High load on the transformer Low frequencies Power frequencies High frequencies High load on the transformer Low frequencies Power frequencies ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Electrostatic instruments are used as Both ammeter and voltmeter Ammeters only Wattmeter only Voltmeters only Both ammeter and voltmeter Ammeters only Wattmeter only Voltmeters only ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of following are needed both for protection and metering? Wattmeters. Energy meter. Power factor meters. Instrument transformer. Wattmeters. Energy meter. Power factor meters. Instrument transformer. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The total current I = I1 + I2 in a circuit is measured as I1 = 150 ± 1A , I2 = 250 ± 2A, where the limits of error are as standard deviations. I is measured as (400 ± 2.24) A (400 ± 1.5) A (400 ± 1) A (400 ± 3) A (400 ± 2.24) A (400 ± 1.5) A (400 ± 1) A (400 ± 3) A ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS