A cannon ball of mass 250 g is fired with a speed of 15 m/s. Find Lits Icinetic energy ii. Momentum (Show substitution and then final answer) (2 points
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Explanation:
kinetic energy is half multiplied by mass times velocity squared.
M=500g=0.5kg
V=15m/s
=1/2mv^2
=1/2(0.5)(15)(15)
=(7.5)(7.5)
=56.25j
ii)momentum is equal to mass of the body multiplied by velocity of the body
M=500g=0.5kg
V=15m/s
=mv
=(0.5)(15)
=7.5 kgm/s
Hope it helps dude.
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