Measurement and Instrumentation The inductance of a certain moving iron ammeter is expressed as L = 2+5θ-θ2 µH. The control spring torque is 2 × 10-6 Nm/radian. Find the deflection in radians for a current of 2A. 5 4 1 2 5 4 1 2 ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A ______ device prevents the oscillation of the moving statem and enables the latter to reach its final position quickly Controlling Damping Deflecting None of the listed here Controlling Damping Deflecting None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A voltmeter using thermocouple measures Average value. Peak value. Peak to peak value. rms value. Average value. Peak value. Peak to peak value. rms value. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A single phase load is connected between R and Y terminals of a 415 V, symmetrical, 3-phase, 4 wire system with phase sequence RYB. A wattmeter is connected in the system as shown in figure. The power factor of the load is 0.8 lagging. The wattmeter will read + 597 W. + 795 W. - 795 W. - 597 W. + 597 W. + 795 W. - 795 W. - 597 W. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A null type instrument as compared to a deflected type instrument has a lower sensitivity. All of these a faster response. a higher accuracy. a lower sensitivity. All of these a faster response. a higher accuracy. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A megger is usually Hot-wire type instrument Moving coil type instrument Moving iron type instrument Electro-static type instrument Hot-wire type instrument Moving coil type instrument Moving iron type instrument Electro-static type instrument ANSWER DOWNLOAD EXAMIANS APP
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