Measurement and Instrumentation When using ohmmeter, applied voltage is to be disconnected from the circuit because None of these Current will decrease resistance Voltage source will increase resistance The ohmmeter has its own internal battery None of these Current will decrease resistance Voltage source will increase resistance The ohmmeter has its own internal battery 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? 150o. 63.25o. 30o. 105.6o. 150o. 63.25o. 30o. 105.6o. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation If two 300V full scale voltmeters V1 and V2 having sensitivities of 100 kOhm/V and 150 kOhm/V are connected in series to measure 500V then V1 = 250V and V2 = 250V. V1 = 300V and V2 = 200V. V1 = 200V and V2 = 300V. V1 = 0V and V2 = 0V. V1 = 250V and V2 = 250V. V1 = 300V and V2 = 200V. V1 = 200V and V2 = 300V. V1 = 0V and V2 = 0V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A galvanometer has Spring coil damping Fluid friction damping Eddy current damping Air friction damping Spring coil damping Fluid friction damping Eddy current damping Air friction damping ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A permanent magnet moving coil ammeter has a coil resistance of 99ohm and Full Scale DeflectionFSD. current of 0.1mA. Shunt resistance is 1 ohm. Current through the meter at 0.5 F.S.D is 0.1mA 0.023mA 0.05mA 0.007mA 0.1mA 0.023mA 0.05mA 0.007mA ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Attraction and repulsion type instruments are the two different types of which instrument ? Multipliers. Dynamo-meter type. Induction type. Moving iron type. Multipliers. Dynamo-meter type. Induction type. Moving iron type. ANSWER DOWNLOAD EXAMIANS APP
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