MCQOPTIONS
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MCQOPTIONS
| 1. |
The force provided by breaking system of train if it is decelerating at the rate of -3ms |
| A. | -40,000 N |
| B. | -30,000 N |
| C. | 30,000 N |
| D. | -50,000 N |
| Answer» C. 30,000 N | |