engineering recuitment MAHATRANSCO AE Electrical Mock Test Electrical and Electronics Measurements Error Analysis
A 230 V, 50 A energy meter on full load test makes 61 revolutions in 37 seconds. If the meter constant is 520 rev/kwh, then the percentage error is:
1
0.67 %
2
1 %
3
0.76 %
4
0.24 %
5
None of these