Asked by riana
a bullet initially moving with a velocity 20m/s strikes a target and comes to rest after penetrating a distance 10cm in the target calculate the retardation/deceleration caused by the target.
Answers
Answered by
bobpursley
Vf^2=Vi^2+2ad
solve for a.
solve for a.
Answered by
raffin
can u do it fully
PLEASE
PLEASE
Answered by
Elena
0 = v –a•t, t = v/a,
s = v•t - at²/2 = v²/a – (a/2)• (v/a)² = v²/2•a.
a = v²/2•s = 20²/2•0.1 =2000 m/s²
s = v•t - at²/2 = v²/a – (a/2)• (v/a)² = v²/2•a.
a = v²/2•s = 20²/2•0.1 =2000 m/s²
Answered by
Romeo
Who the hell are you riana ?
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