A bullet, on penetrating two successive wooden planks of unequal thickness loses its velocity by 200 "m.s"^(-1) in each case. If the initial velocity of the bullet is 1000 "m.s"^(-1)calculate the acceleration after 2 seconds.

A bullet, on penetrating two successive wooden planks of unequal thick

1.	A bullet, on penetrating two successive wooden planks of unequal thickness loses its velocity by 200 "m.s"^(-1) in each case. If the initial velocity of the bullet is 1000 "m.s"^(-1)calculate the acceleration after 2 seconds.
Answer» ANSWER :`9:7`