Measurement and Instrumentation The errors introduced by an instrument fall in which category ? Environmental errors Gross errors Systematic errors Random errors Environmental errors Gross errors Systematic errors Random errors 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 0.0012 Ohm. 120 Ohm. 0.0024 Ohm. 240 Ohm. 0.0012 Ohm. 120 Ohm. 0.0024 Ohm. 240 Ohm. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Commonly used standard capacitor is Spherical type Multiplate parallel plate type Concentric cylindrical type Electrostatic type Spherical type Multiplate parallel plate type Concentric cylindrical type Electrostatic type ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A moving coil permanent magnet instrument can be used as ______ by using a low resistance shunt. Voltmeter Ammeter Ballastic galvanometer Flux meter Voltmeter Ammeter Ballastic galvanometer Flux meter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The expected value of the voltage across a resistor is 80 V, and the measured value is 79 V. What is the percentage error and relative accuracy of the measurement ? 1.5% & 99% 1.25% & 98.25% 1.25% & 98.75% 1.5% & 98.75% 1.5% & 99% 1.25% & 98.25% 1.25% & 98.75% 1.5% & 98.75% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following meters has a linear scale? Thermocouple meter Hot wore meter Moving coil meter Moving iron meter Thermocouple meter Hot wore meter Moving coil meter Moving iron meter ANSWER DOWNLOAD EXAMIANS APP
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