railway DFCCIL Junior Executive 2023 (CBT 1 & CBT 2) Mock Test Electrical and Electronics Measurements Extension Ranges of Basic Meters Basic DC Voltmeter
A 0-240 V voltmeter has a guaranteed accuracy of 2% of full-scale reading. The voltage measured by the voltmeter is 150 V. Determine the limiting error in percentage.
1
4.2%
2
2.2%
3
3.2%
4
1.2%