Measurement and Instrumentation What is the expression for acceleration? Force x displacement Change in velocity / time Mass x velocity Mass x acceleration Force x displacement Change in velocity / time Mass x velocity Mass x acceleration ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The form factor in AC is the ratio of Peak value to average value Peak value to rms value Rms value to peak value Rms value to average value Peak value to average value Peak value to rms value Rms value to peak value Rms value to average value ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The thermocouple instruments do not have Independence of ambient temperature High degree of measuring accuracy High sensitivity Absence of frequency error Independence of ambient temperature High degree of measuring accuracy High sensitivity Absence of frequency error 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 Obtaine large deflecting torque. Minimize the effect of stray magnetic fields. Minimize the effect of temperature variation. Reduce the size of the meter. Obtaine large deflecting torque. Minimize the effect of stray magnetic fields. Minimize the effect of temperature variation. Reduce the size of the meter. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation When testing a coil having a resistance of 10 ohms, resonance occurred when the oscillator frequency was 10 MHz and rotating capacitor was set at 500/2π pF. The effective value of the Q of the coil is 54.2. 25.4. 20. 31.4. 54.2. 25.4. 20. 31.4. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The effect of load resistance is important in measurement of both A and B. resistance of ammeter. resistance of shunt winding. resistance of shunt. both A and B. resistance of ammeter. resistance of shunt winding. resistance of shunt. ANSWER DOWNLOAD EXAMIANS APP
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