A bullet fired into a trunk of a tree loses `1//4` of its kinetic energy in travelling a distance of 5 cm`. Before stopping it travels s further distance of

A bullet fired into a target loses half of its velocity after penetrating 36 cm. Further distance covered by it before coming to rest will be

A bullet loses 25% of its initial kinetic energy after penetrating through a distance of 2cm in a target. The further distance it travels before coming to rest is

A bullet fired into a fixed target loses 20% of its K.E.in penetrating 1 cm. Find the total distance penetrated by bullet before it comes to rest :

A bullet is fired normally towards an immovable wooden block. If it loses 25 % of its kinetic energy in penetrating through the block at thickness x , the further distance penetrated by the bullet into the block is