MCQOPTIONS
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| 1. |
Two boxes, one of mass 20 kg and the other of mass 40 kg, are sliding down a frictionless inclined plane that makes an angle of \[30{}^\circ \] with the horizontal. The respective acceleration in \[\text{m}/{{\text{s}}^{\text{2}}}\] are |
| A. | \[\text{9}\text{.8},\text{9}\text{.8}\] |
| B. | \[\text{4}\text{.9},\text{9}\text{.8}\] |
| C. | \[\text{9}\text{.8},\text{4}\text{.9}\] |
| D. | \[\text{4}\text{.9},\text{4}\text{.9}\] |
| Answer» E. | |