Measurement and Instrumentation The absolute measurement of resistance is done by Rayleigh method Lorenz method Ohm’s law method Bridge Method Rayleigh method Lorenz method Ohm’s law method Bridge Method ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation What is the expression for acceleration? Change in velocity / time Mass x velocity Mass x acceleration Force x displacement Change in velocity / time Mass x velocity Mass x acceleration Force x displacement ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following devices may be used for extending the range of instruments? All of the listed here Potential transformers Shunt Current transformers All of the listed here Potential transformers Shunt Current transformers ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The resistance of a circuit is measured from the relation R= P/I2, where P is the power fed into the circuit and I is the current flowing through it. If the limiting errors in the measurement of power and current are respectively ± 1.0% and ± 1.0%, then what will be the limiting error in measurement of resistance ? ± 1.5% ±3.5% ±0.5% ± 3.0% ± 1.5% ±3.5% ±0.5% ± 3.0% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The adjustment of position of shading bands, in an energy meter is done to provide Friction compensation Breaking torque None of the listed here Creep compensation Friction compensation Breaking torque None of the listed here Creep compensation ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Attraction and repulsion type instruments are the two different types of which instrument ? Moving iron type. Multipliers. Induction type. Dynamo-meter type. Moving iron type. Multipliers. Induction type. Dynamo-meter type. ANSWER DOWNLOAD EXAMIANS APP