MCQOPTIONS
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MCQOPTIONS
| 1. |
The work done in pulling up a block of wood weighing 2 kN for a length of 10m on a smooth plane inclined at an angle of \[15{}^\circ \] with the horizontal is [AFMC 1999; Pb PMT 2003] |
| A. | 4.36 kJ |
| B. | 5.17 Kj |
| C. | 8.91 kJ |
| D. | 9.82 kJ |
| Answer» C. 8.91 kJ | |