Measurement and Instrumentation If the instrument is to have a wide range, the instrument should have Square-law scale Logarithmic scale Linear scale Exponential scale Square-law scale Logarithmic scale Linear scale Exponential scale ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of following statement are correct in case of power factor meter? The restoring torque is provided by a controlling torque. The deflection is proportional to phase angle between field coil and crossed coil. It consist of two coils mounted at right angles to each other. Both B and C. The restoring torque is provided by a controlling torque. The deflection is proportional to phase angle between field coil and crossed coil. It consist of two coils mounted at right angles to each other. Both B and C. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In figure Z1 = 200∠60° ohm. Z2 = 400∠-90° ohm, Z3 = 300∠0° ohm. Then Z4 for bridge to be balanced is 400∠-90° ohm. 300∠90° ohm. 600∠-150° ohm. 150∠30° ohm. 400∠-90° ohm. 300∠90° ohm. 600∠-150° ohm. 150∠30° ohm. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of following is not correct? An electronic voltmeter draw appreciable current from the source. A shunt should have a very low resistance. Voltmeter should have very high resistance. An ammeter should have a very low resitance. An electronic voltmeter draw appreciable current from the source. A shunt should have a very low resistance. Voltmeter should have very high resistance. An ammeter should have a very low resitance. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The pointer of an indicating instrument should be Very light None of the listed here Very heavy Either light or heavy Very light None of the listed here Very heavy Either light or heavy ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation When using ohmmeter, applied voltage is to be disconnected from the circuit because Current will decrease resistance None of these The ohmmeter has its own internal battery Voltage source will increase resistance Current will decrease resistance None of these The ohmmeter has its own internal battery Voltage source will increase resistance ANSWER DOWNLOAD EXAMIANS APP
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