Measurement and Instrumentation In a wheatstone bridge, a change of 6 Ω in the unknown arm of bridge is required to produce a change in deflection of 2.4 mm of the galvanometer. The sensitivity is 5.0 mm/Ω 2.5 mm/Ω 0.8 mm/Ω 0.4 mm/Ω 5.0 mm/Ω 2.5 mm/Ω 0.8 mm/Ω 0.4 mm/Ω ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Electrostatic instruments are used as Voltmeters only Both ammeter and voltmeter Wattmeter only Ammeters only Voltmeters only Both ammeter and voltmeter Wattmeter only Ammeters only ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A wattmeter reads 30.34 W. The absolute error in the measurement is - 2.22 W. What is the true value of power? 32.56 W . None of these 25.45 W. 28.12 W. 32.56 W . None of these 25.45 W. 28.12 W. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Deflection method direct measurements are most widely used as these are most accurate. most simple and least time consuming. least time consuming. most simple. most accurate. most simple and least time consuming. least time consuming. most simple. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A pressure measurement instrument is calibrated between 10 bar and 260 bar. The scale span of the instrument is 260 bar. 10 bar. 270 bar. 250 bar. 260 bar. 10 bar. 270 bar. 250 bar. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The difference between the indicated value and the true value of a quantity is Relative error Absolute error Dynamic error Gross error Relative error Absolute error Dynamic error Gross error ANSWER DOWNLOAD EXAMIANS APP
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