MCQOPTIONS
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| 1. |
A bullet of mass a and velocity b is fired into a large block of mass c. The final velocity of the system is [AFMC 1981, 94, 2000; NCERT 1971; MNR 1998] |
| A. | \[\frac{c}{a+b}\cdot b\] |
| B. | \[\frac{a}{a+c}\cdot b\] |
| C. | \[\frac{a+b}{c}.a\] |
| D. | \[\frac{a+c}{a}\cdot b\] |
| Answer» C. \[\frac{a+b}{c}.a\] | |