A bullet of 10g strikes a sandbag at a speed of 10^4 m/s and gets embedded after travelling 7cm. Calculate the resistive force exerted by th gun on the bullet.
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Answered by
0
10
−4
s
v
2
=u
2
+2as
0=(10
3
)
2
+2×a×(5×10
−2
)
a=−10
7
m/s
2
v=u+at
0=10
3
−10
7
×t
t=10
−4
s
Answered by
0
Answer:
v
2
=u
2
+2as
0=(10
3
)
2
+2×a×(5×10
−2
)
a=−10
7
m/s
2
v=u+at
0=10
3
−10
7
×t
t=10
−4
s
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