Measurement and Instrumentation The problem of Electrostatic coupling in a transformer is acute at Low frequencies High frequencies High load on the transformer Power frequencies Low frequencies High frequencies High load on the transformer Power frequencies ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation What is the expression for acceleration? Change in velocity / time Mass x acceleration Mass x velocity Force x displacement Change in velocity / time Mass x acceleration Mass x velocity Force x displacement ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A megger is usually Moving coil type instrument Moving iron type instrument Hot-wire type instrument Electro-static type instrument Moving coil type instrument Moving iron type instrument Hot-wire type instrument Electro-static type instrument ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following essential featuresis possessed by an indicating instrument? All of the listed here Damping device Deflecting device Controlling device All of the listed here Damping device Deflecting device Controlling device ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A transducer measures a range of 0 – 200 N force with a resolution of 0.15 percent of full scale. What is the smallest change which can be measured by this transducer ? 0.3 N 3.33 N 0.15 N 6.66 N 0.3 N 3.33 N 0.15 N 6.66 N ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Symmetric errors are All of the listed here Instrument errors Observational errors Environment errors All of the listed here Instrument errors Observational errors Environment errors ANSWER DOWNLOAD EXAMIANS APP
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