Asked by Lauren
A bullet weighing 235 grains is moving at a speed of 2.52 X 10^3 ft/s. Calculate the kinetcic energy of the bullet in joules ahd in calories. One grain equals 0.0648 g.
Can someone help me out on this please
Can someone help me out on this please
Answers
Answered by
DrBob222
K. E.= 1/2 mv<sup>2</sup> .
Convert m to kg
Convert ft/sec to meters/second.
Then KE you obtain is in Joules. There are 4.184 J in 1 calorie.
Convert m to kg
Convert ft/sec to meters/second.
Then KE you obtain is in Joules. There are 4.184 J in 1 calorie.
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