Assuming no sticky area, change in momentum on collision
= mv-(- mv) = 2mv
Due to sticky area, change in momentum = mv - 0 =mv
Clearly momentum is halved so pressure is also halved in respect of sticky area.
Assuming no sticky area, change in momentum on collision
= mv-(- mv) = 2mv
Due to sticky area, change in momentum = mv - 0 =mv
Clearly momentum is halved so pressure is also halved in respect of sticky area.