Question

5. A bullet of mass
plank of 100cm
So, en
let of mass 100gm moving with a velocity of om just
te of 100cm thick. If it is 50cm thick, it emerges with a veloc
1) 25ms
2) 50m3 ) 1000
4)
Sol: From work-energy theorem. 5 mv-am' - FS
(-) s as F and m are the same
0 - 100% 100 -1002-100 100-100º = 2 x 100
V = 50V6 ms! So, the correct answer is (4)​

Answer 1

I don't know the answer!

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