Asked by debora

a gun fires a 3g bullet with a speed of 400m/s. the gun barrel is 20cm long. how much energy is given to the bullet?

8 years ago

Answered by Scott

barrel length is not a factor

kinetic energy = 1/2 * .003 * 400^2

units are Joules

8 years ago

Answered by Dipu

Need solutions

3 years ago

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