Measurement and Instrumentation When a potentiometer is used for measurement of voltage of an unknown source, the power consumed in the circuit of the unknown source under null condition is small. very high. ideally zero. high. small. very high. ideally zero. high. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Unit of deflection sensitivity of a CRO is V / mm. mm / V. mm per mV. meter / volt. V / mm. mm / V. mm per mV. meter / volt. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The full-scale deflection current of an ammeter is 1 mA and its internal resistance is 100°hm. If this meter is to have full deflection at 5A, what is the value of the shunt resistance to be used? 49.99 Ohms 2 Ohms 1 Ohm 1/49.99 ohms 49.99 Ohms 2 Ohms 1 Ohm 1/49.99 ohms ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Commonly used standard capacitor is Electrostatic type Multiplate parallel plate type Concentric cylindrical type Spherical type Electrostatic type Multiplate parallel plate type Concentric cylindrical type Spherical type 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. - 597 W. + 795 W. + 597 W. - 795 W. - 597 W. + 795 W. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The smallest change in measured variable to which instrument will respond is accuracy. precision. sensitivity. resolution. accuracy. precision. sensitivity. resolution. ANSWER DOWNLOAD EXAMIANS APP
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