Measurement and Instrumentation A galvanometer has Eddy current damping Spring coil damping Fluid friction damping Air friction damping Eddy current damping Spring coil damping Fluid friction damping Air friction damping ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A thermometer having first order dynamics is subjected to a sudden temperature change of 30oc to 150oc. If it has he time constant of 5 sec, what temperature will be indicated by after 5 sec? 30o. 105.6o. 150o. 63.25o. 30o. 105.6o. 150o. 63.25o. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The total current I = I1 + I2 in a circuit is measured I1 = 150 ± 3A , I2 = 250 ± 4 A, where the limits of error are given as standard deviations. I is measured as (400 ± 2.24) A (400 ± 3) A (400 ±5) A (400 ± 1) A (400 ± 2.24) A (400 ± 3) A (400 ±5) A (400 ± 1) A ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The calibration of a voltmeter can be carried out by using A potentiometer. An ammeter. A frequency meter. A function generator. A potentiometer. An ammeter. A frequency meter. A function generator. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Instrument transformers are Power transformers Pottential transformers Current transformers Both current and potential transformers Power transformers Pottential transformers Current transformers Both current and potential transformers 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 1 KW/V. Voltmeter having sensitivity of 10 KW/V. None of above. Voltmeter having a resistance of 5 ΩK. Voltmeter having sensitivity of 1 KW/V. Voltmeter having sensitivity of 10 KW/V. None of above. ANSWER DOWNLOAD EXAMIANS APP
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