Measurement and Instrumentation When checked with an ohm meter an open resistor reads zero. low but not zero. high but within tolerance. infinite. zero. low but not zero. high but within tolerance. infinite. 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 250 bar. 260 bar. 270 bar. 10 bar. 250 bar. 260 bar. 270 bar. 10 bar. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Ryall crest voltmeter is used for measurement of High DC voltage High AC voltage AC voltage of any form Low frequency voltage High DC voltage High AC voltage AC voltage of any form Low frequency voltage ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A moving coil of a meter has 100 turns, and a length and depth of 10 mm and 20 mm respectively. It is postioned in a uniform radial flux density of 200 mT. The coil carries a current of 50 mA. The torque on the coil is 1 Nm. 200 Nm. 2 Nm. 100 Nm. 1 Nm. 200 Nm. 2 Nm. 100 Nm. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Figure show an RC potentiometer to measure AC voltage. It is desire that Vo/Vi should be independent of frequency. The value of C shoud be 0.09 µF. 0.1 µF. 10 µF. 11 µF. 0.09 µF. 0.1 µF. 10 µF. 11 µF. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In DC potentiometer measurments, a second reading is often taken after reversing the polarities of the DC supply and the unknown voltage and the average of the two reading is taken. This is with a view of eliminate the effects of Stray thermal emfs. Errorneous standardisation. Ripples of the DC supply. Stray magnetic fields. Stray thermal emfs. Errorneous standardisation. Ripples of the DC supply. Stray magnetic fields. ANSWER DOWNLOAD EXAMIANS APP
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