Measurement and Instrumentation The three resistors R1, R2 and R3 have the following ratings: R1 = 25Ω ± 4%, R2 = 65 Ω ± 4%; R3 =45 Ω ± 4%. If the resistance are connected in series, then limiting error produced in equivalent resistance is 2% 3% 4% 1% 2% 3% 4% 1% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A dynamometer wattmeter can be used for DC only Both DC and AC AC only Any of the listed here DC only Both DC and AC AC only Any of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A moving coil permanent magnet instrument can be used as ______ by using a low resistance shunt. Ammeter Flux meter Ballastic galvanometer Voltmeter Ammeter Flux meter Ballastic galvanometer Voltmeter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A slide wire potentiometer has 10 wires of 1 m each. With the help of a standard voltage source of 1.018 V it is standardised by keeping the jockey at 101.8 cm. If the resistance of the potentiometer wires is 1000 ohm, then the value of the working current will be 0.5 mA. 100 mA. 1mA. 10 mA. 0.5 mA. 100 mA. 1mA. 10 mA. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A CRO can display Time invariant signals DC signals AC signals Both AC and DC signals Time invariant signals DC signals AC signals Both AC and DC signals ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An ammeter is ______ instrument. None of the listed here A recording An integrating An indicating None of the listed here A recording An integrating An indicating ANSWER DOWNLOAD EXAMIANS APP