MCQOPTIONS
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| 1. |
A four wheel truck or whose operating weight is 12000 kg is pulled along a road having a rising slope of 2% at a uniform speed. Assume grade resistance factor = 10 kg/tonne. The tension in the tow cable is 720 kg. The rolling resistance of the road will be |
| A. | 20 kg/tonne |
| B. | 30 kg/tonne |
| C. | 40 kg/tonne |
| D. | 50 kg/tonne |
| Answer» D. 50 kg/tonne | |