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 5.0 mm/Ω 2.5 mm/Ω 0.4 mm/Ω 0.8 mm/Ω 5.0 mm/Ω 2.5 mm/Ω 0.4 mm/Ω 0.8 mm/Ω ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Resistance of a VARISTOR varies with Temperature Both Voltage and Temperature Voltage Current Temperature Both Voltage and Temperature Voltage Current 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 11 µF. 10 µF. 0.09 µF. 0.1 µF. 11 µF. 10 µF. 0.09 µF. 0.1 µF. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A Lissajous pattern on an oscilloscope has 5 horinzontal tangencies and 2 vertical tangencies. The frequency of horizontal input is 100 Hz. The frequency of the vertical will be 500 Hz. 625 Hz. 400 Hz. 250 Hz. 500 Hz. 625 Hz. 400 Hz. 250 Hz. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation If two meters X and Y require 40 mA and 50 mA respectively, to give full scale deflection, then It would not be possible to assess the sensitivity on the basis of the given data. Y is more sensitive. X is more sensitive. Both X and Y are equally sensitive. It would not be possible to assess the sensitivity on the basis of the given data. Y is more sensitive. X is more sensitive. Both X and Y are equally sensitive. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The resistance in the circuit of the moving coil of a dynamometer wattmeter should be Almost zero High Low None of the listed here Almost zero High Low None of the listed here ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS