engineering recuitment GATE EE 2023-24 Test Series Electrical and Electronics Measurements Measurement of R/L/C Using Bridge Circuits Measurement of Resistance
A length of cable was tested for insulation resistance using the loss of charge method. A capacitance formed by a sheath of the cable of 300 pF is found to have drop in voltage from 300 V to 100 V in 120 seconds. Calculate the insulation resistance of the cable in MΩ
1
0.367 × 106 MΩ
2
0.12 × 106 MΩ
3
0.45 MΩ
4
0.45 × 106 MΩ