Measurement and Instrumentation A 0 - 100 V voltmeter has a guaranteed accuracy of 2 % of full scale reading. The voltage measured by the voltmeter is 75 V. The limiting error is in percentage 3.33 %. 1 %. 2.66 %. 2 %. 3.33 %. 1 %. 2.66 %. 2 %. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The scale of a rectifier instrument is None of the listed here Either linear or non linear Linear Non-linear None of the listed here Either linear or non linear Linear Non-linear ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following meter is most suitable for measuring radio frequency currents? VTVM. Thermocouple meter. Moving - iron meter. Moving - coil meter. VTVM. Thermocouple meter. Moving - iron meter. Moving - coil meter. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A Manganin swap resistance is connected in series with a moving coil ammeter consisting of a milli ammeter and a suitable shunt in order to Reduce the size of the meter. Minimize the effect of temperature variation. Obtaine large deflecting torque. Minimize the effect of stray magnetic fields. Reduce the size of the meter. Minimize the effect of temperature variation. Obtaine large deflecting torque. Minimize the effect of stray magnetic fields. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of following is not correct? An ammeter should have a very low resitance. An electronic voltmeter draw appreciable current from the source. Voltmeter should have very high resistance. A shunt should have a very low resistance. An ammeter should have a very low resitance. An electronic voltmeter draw appreciable current from the source. Voltmeter should have very high resistance. A shunt should have a very low resistance. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The full-scale deflection current of an ammeter is 1 mA and its internal resistance is 100°hm. If this meter is to have full deflection at 5A, what is the value of the shunt resistance to be used? 49.99 Ohms 1 Ohm 2 Ohms 1/49.99 ohms 49.99 Ohms 1 Ohm 2 Ohms 1/49.99 ohms ANSWER DOWNLOAD EXAMIANS APP
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