Measurement and Instrumentation A moving coil permanent magnet instrument can be used as ______ by using a low resistance shunt. Voltmeter Ammeter Flux meter Ballastic galvanometer Voltmeter Ammeter Flux meter Ballastic galvanometer ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Comparison methods are used because they take least time in measurement. because they are most simple. because they are expensive. when a high accuracy of measurement is required. because they take least time in measurement. because they are most simple. because they are expensive. when a high accuracy of measurement is required. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The maximum percentage error in the sum of two voltage measurements when V1 = 100V ± 1% and V2 = 80V ± 5% is ± 2.8% ± 4% ± 3% ± 6% ± 2.8% ± 4% ± 3% ± 6% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The errors introduced by an instrument fall in which category ? Gross errors Environmental errors Random errors Systematic errors Gross errors Environmental errors Random errors Systematic errors ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A first order instrument is characterized by Time constant only Static sensitivity, damping coefficient and natural frequency of oscillations Static sensitivity and damping coefficient Static sensitivity and time constant Time constant only Static sensitivity, damping coefficient and natural frequency of oscillations Static sensitivity and damping coefficient Static sensitivity and time constant ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Relative error is same as ratio of absolute error and true value. absolute error. true error. None of these ratio of absolute error and true value. absolute error. true error. None of these ANSWER DOWNLOAD EXAMIANS APP
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