Measurement and Instrumentation In a wheatstone bridge, a change of 6 Ω in the unknown arm of bridge is required to produce a change in deflection of 2.4 mm of the galvanometer. The sensitivity is 0.8 mm/Ω 5.0 mm/Ω 0.4 mm/Ω 2.5 mm/Ω 0.8 mm/Ω 5.0 mm/Ω 0.4 mm/Ω 2.5 mm/Ω ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The disc of an instrument using eddy current damping should be of Non conducting and magnetic material None of the listed here Conducting and non magnetic material Conducting and magnetic material Non conducting and magnetic material None of the listed here Conducting and non magnetic material Conducting and magnetic material ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The measured value of a resistance is 10.25 ohm, whereas its value of 10.22 ohm. What is absolute error of the measurement? 10.26 ohm. 0.03 ohm. 15.36 ohm. 0.01 ohm. 10.26 ohm. 0.03 ohm. 15.36 ohm. 0.01 ohm. 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% ± 3.0% ±3.5% ±0.5% ± 1.5% ± 3.0% ±3.5% ±0.5% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of following statement are correct in case of power factor meter? Both B and C. The restoring torque is provided by a controlling torque. It consist of two coils mounted at right angles to each other. The deflection is proportional to phase angle between field coil and crossed coil. Both B and C. The restoring torque is provided by a controlling torque. It consist of two coils mounted at right angles to each other. The deflection is proportional to phase angle between field coil and crossed coil. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation For measurement of mutual inductance we can use Any of the listed here Anderson bridge Heavyside bridge Maxwell's bridge Any of the listed here Anderson bridge Heavyside bridge Maxwell's bridge ANSWER DOWNLOAD EXAMIANS APP