Measurement and Instrumentation What is the expression for momentum? force × displacement change of velocity / time mass × velocity mass × acceleration force × displacement change of velocity / time mass × velocity mass × acceleration ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a ballistic galvanometer, the deflecting torque is proportional to Square of current through coil The current through coil Square-root of current through coil Sine of measured Square of current through coil The current through coil Square-root of current through coil Sine of measured ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The two pressure coils of a single phase power factor meter have The same number of turns but different dimensions None of these The same dimension but different number of turns The same dimensions and the same number of turns The same number of turns but different dimensions None of these The same dimension but different number of turns The same dimensions and the same number of turns ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The EMF of Weston standard cell is measured using Potentiometer Moving-coil meter Moving- iron meter Digital Volt meter Potentiometer Moving-coil meter Moving- iron meter Digital Volt meter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following quantities consists of S.I. unit as Hertz? Frequency Charge Power Force Frequency Charge Power Force ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Comparison methods are used because they are expensive. because they take least time in measurement. because they are most simple. when a high accuracy of measurement is required. because they are expensive. because they take least time in measurement. because they are most simple. when a high accuracy of measurement is required. ANSWER DOWNLOAD EXAMIANS APP
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