MCQOPTIONS
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MCQOPTIONS
| 1. |
A shot of mass m is fired from a gun of mass M with velocity u relative to the gun. The actual velocities of the shot and gun are: |
| A. | \(\frac{{Mu}}{{M + m}},\frac{{mu}}{{M + m}}\) |
| B. | \(\frac{{(M+m)u}}{{M-m}},\frac{{(M-m)u}}{{M+m}}\) |
| C. | \(\frac{{mu}}{{M+m}},\frac{{Mu}}{{M+u}}\) |
| D. | \(\frac{{(M+m)u}}{{M-m}},\frac{{(M+m)u}}{{M+m}}\) |
| Answer» B. \(\frac{{(M+m)u}}{{M-m}},\frac{{(M-m)u}}{{M+m}}\) | |