Particles P and Q of mass m and 2m respectively are simultaneously projected from points A and B on the horizontal ground, as shown in the fig. Each particle has an initial speed of 10m/s .Both particles travel in same vertical plane and undergo a collision. After the collision, P retraces its path and Q hits the ground at a distance of `2.5sqrt(3)` meter from B after the collision after falling down vertically.`(g=10.0m/s^(2))` `P_(4)` Find the height of the point of collision from the ground

Particles P and Q of mass 20g and 40g respectively are simu ltaneously proejected from points A and B on the ground. The initial velocities of P and Q make 45^(@) and 135^(@) angles respectivley with the horizontal AB as shown in the Fig. 5.44 Each particle has an initial speed of 49m/s . the separation AB is 249m. both particles travel in the same vertical plane and undergo a collision. After collision P retraces its path. Determine the position of q when it hits the grou.d How much time after the collision does the particle Q take to reach the ground? (Take g =9.8m//s^(2) )

Two particles are projected with speed 4m//s and 3m//s simultaneously from same point as shown in the figure. Then:

Ball A of mass m strickes a stationary ball B of mass M and undergoes an elastic collision. After collision bill A has a speed one third of its initial speed. The ratio of M/m is

A particle of mass m strikes a disc of radius R and mass m with a speed u as shown in the figure. What is the speed of the particle just after the collision if the collision is perfectly inelastic ?

Two particles P and Q are projected from two points in the same plane as shown. Find the condition for collision of two paricles.

A particle is projected from the ground with speed u at angle 60^@ from horizontal. It collides with a second particle of same mass moving with horizontal speed u in same direction at highest point of its trajectory. If collision is perfectly inelastic then find horizontal distance travelled by them after collision when they reached at ground

A particle A suffers an oblique elastic collision particle B that is at rest initially. If their masses with a are the same, then after the collision

A particle of mass m moving with speed V collides elastically with another particle of mass 2m. Find speed of smaller mass after head on collision

A rod AB of mass M and length L is lying on a horizontal frictionless surface. A particle of mass m travelling along the surface hits the end A of the rod with a velocity v_(0) in a direction perpendicular to AB. The collision in elastic. After the collision the particle comes to rest (a). Find the ratio m//M (b). A point P on the rod is at rest immediately after collision find the distance AP. (c). Find the linear speed of the point P a time piL//3v_(0) after the collision.

A rod AB of mass M and length L is lying on a horizontal frictionless surface. A particle of mass m travelling along the surface hits the end A of the rod with a velocity v_(0) in a direction perpendicular to AB. The collision in elastic. After the collision the particle comes to rest (a). Find the ratio m//M (b). A point P on the rod is at rest immediately after collision find the distance AP. (c). Fid the linear speed of the point P a time piL//3v_(0) after the collision.