Measurement and Instrumentation An average reading digital multimeter reads 10 V when fed a triangular wave, symmetric about the axis. For the same input, an rms reading meter will read 20√3. 10. 20. 10√3. 20√3. 10. 20. 10√3. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Resistance of a VARISTOR varies with Both Voltage and Temperature Current Voltage Temperature Both Voltage and Temperature Current Voltage Temperature ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The limiting errors of measurement of power consumed by and the current passing through a resistance are ±1.5% and ±1% respectively. What is the limiting error ( in %) of measurement of resistance ? ±3.5% ± 1.5% ± 2.5% ± 1% ±3.5% ± 1.5% ± 2.5% ± 1% ANSWER DOWNLOAD EXAMIANS APP
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 3% 1% 4% 2% 3% 1% 4% 2% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation To the y input of a CRO a signal defined by 10sin100t is applied. To the x input the signal 10cos100t is fed. The gain for both x-channel and y-channel is the same. The screen shows an ellipse. sinisoidal. a circle. a straight line. an ellipse. sinisoidal. a circle. a straight line. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A moving iron instrument can be used for DC only Both DC& AC None of the listed here AC only DC only Both DC& AC None of the listed here AC only ANSWER DOWNLOAD EXAMIANS APP
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