Measurement and Instrumentation The resistance offered to the passage of an in-varying current by a column of mercury at the temperature of melting ice of mass 14.4521 gms of uniform cross-sectional area and length 106.3cm is One ohm according to SI units Standard ohm One international ohm One ohm according to working standards One ohm according to SI units Standard ohm One international ohm One ohm according to working standards ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation On a simple ohmmeter, the 0 Ω mark is _______ of the scale. In the middle Far right None of the listed here Far left In the middle Far right None of the listed here Far left ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The function of shunt in an ammeter is to Increase the resistance of ammeter Increase the sensitivity of the ammeter By pass the current None of the listed here Increase the resistance of ammeter Increase the sensitivity of the ammeter By pass the current None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A transducer measures a range of 0 – 200 N force with a resolution of 0.15 percent of full scale. What is the smallest change which can be measured by this transducer ? 6.66 N 0.15 N 0.3 N 3.33 N 6.66 N 0.15 N 0.3 N 3.33 N ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Ratio of readings of two wattmeter connected to measure power in a balanced 3-phase load is 5:3 and the load is inductive. The power factor at load is 0.917 lag. 0.6 lag. 0.6 lead. 0.917 lead. 0.917 lag. 0.6 lag. 0.6 lead. 0.917 lead. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Electrostatic instruments are used as Ammeters only Both ammeter and voltmeter Wattmeter only Voltmeters only Ammeters only Both ammeter and voltmeter Wattmeter only Voltmeters only ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS