Measurement and Instrumentation The expected value of the voltage across a resistor is 80 V, and the measured value is 79 V. What is the percentage error and relative accuracy of the measurement ? 1.25% & 98.75% 1.5% & 99% 1.25% & 98.25% 1.5% & 98.75% 1.25% & 98.75% 1.5% & 99% 1.25% & 98.25% 1.5% & 98.75% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following cannot be measured by multimeters? Voltage Current Resistance Frequency Voltage Current Resistance Frequency ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In an Anderson bridge, the unknown inductance is measured in terms of Known inductance Known inductance and resistance Known capacitance and resistance Known resistance Known inductance Known inductance and resistance Known capacitance and resistance Known resistance 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 2% 1% 3% 4% 2% 1% 3% 4% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A thermometer having first order dynamics is subjected to a sudden temperature change of 30oc to 150oc. If it has he time constant of 5 sec, what temperature will be indicated by after 5 sec? 63.25o. 105.6o. 30o. 150o. 63.25o. 105.6o. 30o. 150o. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A null type instrument as compared to a deflected type instrument has All of these a higher accuracy. a faster response. a lower sensitivity. All of these a higher accuracy. a faster response. a lower sensitivity. ANSWER DOWNLOAD EXAMIANS APP
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