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ESE EC : Measurements & Instrumentation Champion Quiz 2
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Question 1
A current of 2 ± 0.5% A passes through a resistor of 100 ± 0.2% Ω. The limiting error in the computation of power will be
Question 2
The accuracy of a 0-10 mA meter is ±2%. What is its accuracy while taking a reading of 5 mA?
Question 3
The expected value of the voltage across a resistor is 80 V. However, the voltmeter reads 79 V. The absolute error in the measurement is
Question 4
Which one of the following meters has maximum loading effect on the circuit under measurement?
Question 5
A meter having a sensitivity of 2 kΩ/V is used for the measurement of voltage across a circuit having on output resistance of 1 kΩ and an open circuit voltage of 8 V. What is the reading of the meter at its 10 V scale?
Question 6
The voltage across an impedance is measured by a voltmeter having input impedance comparable with the impedance causing an error in the reading. What is this error called?
Question 7
Which one of the following is the most stable frequency primary atomic standard for frequency?
Question 8
Statement (I): If the limiting errors of measurement of power consumed by and the current passing through a resistance are ± 1.5% and ± 1.0% respectively, then the limiting error of resistance measurement will be ± 2.5%.
Statement (II): Mathematically if
Then 
Statement (II): Mathematically if
Then Question 9
Which one of the following is the correct statement?
Active probe used in a CRO
Active probe used in a CRO
Question 10
Which one of the following measuring devices has minimum loading effect on the quantity under measurement?
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May 17ESE & GATE EC
