Measurement and Instrumentation An instrument to be used for measurement and control should preferably have Linear output and fast response A highly damped response Non-linear output Dead zone and dead time Linear output and fast response A highly damped response Non-linear output Dead zone and dead time ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation To measure the flux, devices used are based on Piezo-electric effect Voltaic effect Photo-voltaic effect Hall effect Piezo-electric effect Voltaic effect Photo-voltaic effect Hall effect ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A sampling wattmeter is used to measure the average power of a load. The peak to peak voltage of a square wave is 10 V and the current is triangular wave of 5 Amp P-P as shown in the figure. The period is 20 ms. The reading in W will be 100 W. 0 W. 25 W. 50 W. 100 W. 0 W. 25 W. 50 W. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A 0 - 100 V voltmeter has a guaranteed accuracy of 2 % of full scale reading. The voltage measured by the voltmeter is 75 V. The limiting error is in percentage 2 %. 2.66 %. 1 %. 3.33 %. 2 %. 2.66 %. 1 %. 3.33 %. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Comparison methods are used because they take least time in measurement. because they are expensive. because they are most simple. when a high accuracy of measurement is required. because they take least time in measurement. because they are expensive. because they are most simple. when a high accuracy of measurement is required. ANSWER DOWNLOAD EXAMIANS APP
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 0.4 mm/Ω 0.8 mm/Ω 5.0 mm/Ω 2.5 mm/Ω 0.4 mm/Ω 0.8 mm/Ω 5.0 mm/Ω 2.5 mm/Ω ANSWER DOWNLOAD EXAMIANS APP
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