MCQOPTIONS
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| 1. |
To limit current chopping in Vacuum Circuit Breakers (VCB), the contact material used has |
| A. | Low vapour pressure and high conductivity properties |
| B. | High vapour pressure and high conductivity properties |
| C. | High vapour pressure and low conductivity properties |
| D. | The inductance and capacitance of the system only |
| Answer» D. The inductance and capacitance of the system only | |