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ESE 2021 Technical Quiz || Basic Concept of Electrical Measurement, Error Analysis & CRO
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Question 1
A 
Digital voltmeter is accurate up to ±1% of reading plus 3 counts. When the voltmeter reads 1 V on 10 V range, the error in reading will be ____?
Digital voltmeter is accurate up to ±1% of reading plus 3 counts. When the voltmeter reads 1 V on 10 V range, the error in reading will be ____?Question 2
The disc of a energy meter of 230 V, 5 A, 1-φ, 50 Hz having meter constant of 2400 rev/KWh and meter creeps at 1 rev/min, then find the error (in present) at full load with unity pf is __________%.
Question 3
The resolution of measurement system is
Question 4
Precision is composed of two characteristics, one is the number of significant figures to which a measurement may be made, the other is
Question 5
A dual-beam CRO
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May 27ESE & GATE EE
