Measurement and Instrumentation To increase Q factor of a coil, the wire should be thick. long. long and thin. thin. thick. long. long and thin. thin. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A thermometer having first order dynamics is subjected to a sudden temperature change of 30oc to 150oc. If it has he time constant of 5 sec, what temperature will be indicated by after 5 sec? 105.6o. 63.25o. 30o. 150o. 105.6o. 63.25o. 30o. 150o. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation If an inductance is connected in one arm of the bridge and resistance is the remaining three arms None of the listed here The bridge cannot be balanced The bridge can always be balanced The bridge can be balanced if the resistance have some specific values None of the listed here The bridge cannot be balanced The bridge can always be balanced The bridge can be balanced if the resistance have some specific values 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 - 795 W. + 795 W. + 597 W. - 597 W. - 795 W. + 795 W. + 597 W. - 597 W. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation 0-150 V voltmeter has an accuracy of 1% of full-scale reading. The voltage measured by the instrument is 75 V. The limiting error is 3% 1% 2% 4% 3% 1% 2% 4% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The power factor of a single phase load can be calculated if the instruments available are One voltmeter and one ammeter Any of the listed here One ammeter, one voltmeter and one energy meter One voltmeter, one ammeter and one wattmeter One voltmeter and one ammeter Any of the listed here One ammeter, one voltmeter and one energy meter One voltmeter, one ammeter and one wattmeter ANSWER DOWNLOAD EXAMIANS APP
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