A bullet fired into a fixed wooden block loses half of its velocity after penetration 40 cm. it comes to rest after penetrating a further distance of

Question : A bullet fired into a fixed wooden block loses half of its velocity after penetration 40 cm. it comes to rest after penetrating a further distance of

(A) \dfrac{22}{3}cm

(B) \dfrac{40}{3}cm

(C) \dfrac{20}{3}cm

(D) \dfrac{22}{5}cm

Answer : option (B)

Solution :

A bullet fired into a fixed wooden block loses half of its velocity after penetration 40 cm. it comes to rest after penetrating a further distance of
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