MCQOPTIONS
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MCQOPTIONS
| 1. |
How does the arc voltage V depends upon the length of arc L? |
| A. | V=f(L) |
| B. | V=1/f(L) |
| C. | V=f(L2) |
| D. | V=f(‚àöL) |
| Answer» B. V=1/f(L) | |