MCQOPTIONS
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MCQOPTIONS
| 1. |
A sphere of mass m, moving with velocity V, enters a hanging bag of sand and stops. If the mass of the bag is M and it is raised by height h, then the velocity of the sphere was [MP PET 1997] |
| A. | \[\frac{M+m}{m}\sqrt{2gh}\] |
| B. | \[\frac{M}{m}\sqrt{2gh}\] |
| C. | \[\frac{m}{M+m}\sqrt{2gh}\] |
| D. | \[\frac{m}{M}\sqrt{2gh}\] |
| Answer» B. \[\frac{M}{m}\sqrt{2gh}\] | |