Measurement and Instrumentation A 0 - 250V voltmeter has a guaranteed accuracy of 2% of full scale reading. What is the percentage of error if it measures 150V? 5% 3.33% 1% 2% 5% 3.33% 1% 2% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation ______ movement is most expensive. D'Arsonval movement Moving iron Dynamometer None of the listed here D'Arsonval movement Moving iron Dynamometer None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A moving iron ammeter produces a full scale torque of 240 μNm with a deflection of 120° at a current of 10 A. The rate of change of self induction (μH/radian) of the instrument at full scale is 114.6 μH/radian. 2.0 μH/radian. 4.8 μH/radian. 12.0 μH/radian. 114.6 μH/radian. 2.0 μH/radian. 4.8 μH/radian. 12.0 μH/radian. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation What is the expression for acceleration? Mass x velocity Force x displacement Mass x acceleration Change in velocity / time Mass x velocity Force x displacement Mass x acceleration Change in velocity / time ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In an Anderson bridge, the unknown inductance is measured in terms of Known inductance Known capacitance and resistance Known inductance and resistance Known resistance Known inductance Known capacitance and resistance Known inductance and resistance Known resistance ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A metal strain gauge has a gauge factor of two. Its nominal resistance is 120 ohms. If it undergoes a strain of 10-5, the value of change of resistance in response to the strain is 120 Ohm. 240 Ohm. 0.0012 Ohm. 0.0024 Ohm. 120 Ohm. 240 Ohm. 0.0012 Ohm. 0.0024 Ohm. ANSWER DOWNLOAD EXAMIANS APP
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