Question

A bullet of 10g strikes a sand-bag at a speed of 10^3 ms^-1 and gets embedded
after travelling 5cm. calculate the resistive force exerted by sand on the bullet​

Answer 1

Answer:

Work done By all Force = ∆KE

F S cos 180 = 0- 1/2Mv^2

F × 5×10^-2 = 1/2 10^-3 10^6

F = 10^5 N

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