Measurement and Instrumentation Why is a MISC meter not recommended for DC measurement? The error is high due to hysteresis effect The meter does not respond to DC signals The meter is calibrated for AC and it’s error for DC would be high The error is high due to eddy current effect The error is high due to hysteresis effect The meter does not respond to DC signals The meter is calibrated for AC and it’s error for DC would be high The error is high due to eddy current effect ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Commonly used instruments in power system measurement are Moving coil or iron Rectifier Electrostatic Induction Moving coil or iron Rectifier Electrostatic Induction ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An induction wattmeter can be used for Any of the listed here Ac only Both DC and AC Dc only Any of the listed here Ac only Both DC and AC Dc only ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The problem of Electrostatic coupling in a transformer is acute at Low frequencies Power frequencies High frequencies High load on the transformer Low frequencies Power frequencies High frequencies High load on the transformer ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation For the AC bridge circuit shown in figure at balance the value of Rd will be (Rc/Ra).Rb. (Rc/Rb).Ra. (Rb/Rc).Ra. (Ra/Rc).Rb. (Rc/Ra).Rb. (Rc/Rb).Ra. (Rb/Rc).Ra. (Ra/Rc).Rb. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A voltmeter has 100 scale divisions and can measure up to 100 V. Each division can be read to ½ division. The resolution of the voltmeter is 0.5 V 1.5 V 2 V 1 V 0.5 V 1.5 V 2 V 1 V ANSWER DOWNLOAD EXAMIANS APP
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