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1. |
A force acts on a body of mass \[3\,\,kg\] such that its velocity changes from \[4\,\,m\,\,{{s}^{-1}}\] to \[10\,\,m\,\,{{s}^{-1}}\].Calculate the change in the momentum of the body. |
A. | \[2\,\,kg\,\,m\,\,{{s}^{-1}}\] |
B. | \[14\,\,kg\,\,m\,\,{{s}^{-1}}\] |
C. | \[18\,\,kg\,m\,\,{{s}^{-1}}\] |
D. | \[42\,\,kg\,\,m\,\,{{s}^{-1}}\] |
Answer» D. \[42\,\,kg\,\,m\,\,{{s}^{-1}}\] | |