Home
Class 11
PHYSICS
A ball strikes the ground at an angle al...

A ball strikes the ground at an angle `alpha.` and rebound at an angle `beta.` with the verticlal as shown in the figure .Then ,

A

coefficient of restitution is `(tanalpha)/(tan beta)`

B

`alphaltbeta` the collision is inelastic

C

if `alphaltbeta` the collision is elastic

D

if `alpha>beta` the collision is inelastic

Text Solution

Verified by Experts

Promotional Banner

Similar Questions

Explore conceptually related problems

A particle strikes a smooth horizontal surface at an angle theta gt 0 and it rebounds at an angle phi as shown

A ball connect ed with string is released at an angle 45^(@) with the vertical as shown in figure.Then the acceleration of the box at this instant will be (mass of the box is equal to mass of ball)

A particle of mass m strikes a wall with speed v at an angle 30^(@) with the wall elastically as shown in the figure. The magnitude of impulse imparted to the ball by the wall is

A particles strikes a smooth surface at an angle theta and rebounds at an angle phi . Coefficient of restitution is 0 lt e lt 1 , then STATEMENT-1 : If the same particle is thrown at angle phi , it will rebound at an angle theta . and STATEMENT-2 : phi is greater than theta .

A ball strikes a smooth horizontal ground at an angle of 45^(@) with the vertical. What cannot be the possible angle of its velocity with the vertical after the collision. (Assume e le 1).

A ball of mass 1 kg moving with a velocity of 5 m//s collides elastically with rough ground at an angle theta with the vertical as shown in Fig. What can be the minimum coefficient of friction if ball rebounds vertically after collision? (given tantheta=2 )

A steel ball strikes a fixed smooth steel plate placed on a horizontal surface atan angle theta with the vertical. If the coefficient of restitution is e, the angle at which the rebound will take place is:

A steel ball strikes a fixed smooth steel plate placed on a horizontal surface at an angle theta with the vertical. If the coefficient of restitution is e, the angle at which the rebound will take place is:

A ball strikes a smooth horizontal floor obliquely and rebounds inelastically.

A ball strikes a wall with a velocity vecu at an angle theta with the normal to the wall surface. and rebounds from it at an angle beta with the surface. Then