Measurement and Instrumentation In a megger controlling torque is provided by Eddy current Coil Spring Gravity Eddy current Coil Spring Gravity ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A PMMC voltmeter is connected across a series combination of a DC voltage source V1 = 2 V and an AC voltage source V2 = 3sin4t, the voltmeters reads 2 V. 0 V. (2 + √3/2)V. 5 V. 2 V. 0 V. (2 + √3/2)V. 5 V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The terminals across the source are ______________________________ if a current source is to be neglected. short circuited replaced by a capacitor open circuited replaced by a source resistance short circuited replaced by a capacitor open circuited replaced by a source resistance ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A slide wire potentiometer has 10 wires of 1 m each. With the help of a standard voltage source of 1.018 V it is standardised by keeping the jockey at 101.8 cm. If the resistance of the potentiometer wires is 1000 ohm, then the value of the working current will be 10 mA. 1mA. 0.5 mA. 100 mA. 10 mA. 1mA. 0.5 mA. 100 mA. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Systematic errors are instrument errors. observational errors. environmental errors. All of these instrument errors. observational errors. environmental errors. All of these ANSWER DOWNLOAD EXAMIANS APP
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
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