Measurement and Instrumentation 0-150 V voltmeter has an accuracy of 1% of full-scale reading. The voltage measured by the instrument is 75 V. The limiting error is 2% 4% 3% 1% 2% 4% 3% 1% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following instruments can be used to measure AC current only? Moving iron ammeter Moving iron voltmeter Induction type ammeter Permanent Magnet Type ammeter Moving iron ammeter Moving iron voltmeter Induction type ammeter Permanent Magnet Type ammeter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the quantity consists of unit as newton-second? Impulse velocity Speed Acceleration Impulse velocity Speed Acceleration ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The total current I = I1 + I2 in a circuit is measured I1 = 150 ± 3A , I2 = 250 ± 4 A, where the limits of error are given as standard deviations. I is measured as (400 ± 2.24) A (400 ±5) A (400 ± 3) A (400 ± 1) A (400 ± 2.24) A (400 ±5) A (400 ± 3) A (400 ± 1) A ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The internal resistance of an ammeter should be Very small High Medium Infinity Very small High Medium Infinity ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of following is a vector quantity? Flux density. Magnetic field intensity. Magnetic potential. Relative permeability. Flux density. Magnetic field intensity. Magnetic potential. Relative permeability. ANSWER DOWNLOAD EXAMIANS APP
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