A ball is thrown vertically downwards wi...

A ball is thrown vertically downwards with velocity `sqrt(2gh)` from a height h. After colliding with the ground it just reaches the starting point. Coefficient of restitution is :

`1//sqrt2`

`1//2`

`sqrt2`

Text Solution

Verified by Experts

The correct Answer is:

Topper's Solved these Questions

CENTRE OF MASS
MOTION|Exercise Exercise - 2 (Level-I)|40 Videos
CENTRE OF MASS
MOTION|Exercise Exercise - 2 (Level-II)|28 Videos
CENTRE OF MASS
MOTION|Exercise Exercise - 4 Level-II|20 Videos
Capacitance
MOTION|Exercise EXERCISE -4 LEVEL II|19 Videos
CIRCULAR MOTION
MOTION|Exercise EXERCISE - 4|16 Videos

Similar Questions

Explore conceptually related problems

A rubber ball drops from a height 'h'. After rebounding twice from the ground, it rises to h//2 . The co-efficient of restitution is

After falling from a height h and striking the ground twice, a ball rise up to the height [e = coefficient of restitution]

A ball is thrown vertically downward with a velocity of 20m/s from the top of a tower,It hits the ground after some time with a velocity of 80m/s .The height of the tower is : (g=10m/g^(2))

A ball is thrown vertically upwards from the top of tower of height h with velocity v . The ball strikes the ground after time.

A ball is thrown vertically downward with velocity of 20 m/s from top of tower. It hits ground after some time with a velocity of 80 m /s . Height of tower is

A ball is thrown vertically upward with a velocity u from the top of a tower. If it strikes the ground with velocity 3u, the time taken by the ball to reach the ground is

For a body thrown vertically up with an initial velocity u ,the maximum height reached by body from the ground is

A ball is thrown vertically downwards from a height of 20m with an intial velocity v_(0) . It collides with the ground, loses 50% of its energy in collision and rebounds to the same height. The intial velocity v_(0) is (Take, g =10 ms^(-2) )

MOTION-CENTRE OF MASS-Exercise - 1

Two blocks of masses 10 kg and 4 kg are connected by a spring of negli...
Text Solution
|
A ball strikes a smooth horizontal ground at an angle of 45^(@) with t...
Text Solution
|
In an inelastic collision-
Text Solution
|
Two perfectly elastic balls of same mass m are moving with velocities ...
Text Solution
|
When two bodies collide elastically, then
Text Solution
|
A ball hits the floor and rebounds after an inelastic collision . In t...
Text Solution
|
Six steel balls of identical size are lined up long a straight frictio...
Text Solution
|
The bob of a simple pendulum of length l dropped from a horizontal pos...
Text Solution
|
Two balls A and B having masses 1 kg and 2 kg, moving with speeds 21 m...
Text Solution
|
A truck moving on horizontal road east with velocity 20ms^(–1) collide...
Text Solution
|
A sphere of mass m moving with a constant velocity hits another statio...
Text Solution
|
Three blocks are initially placed as shown in the figure. Block A has ...
Text Solution
|
Two billiard balls undergo a head-on collision. Ball 1 is twice as hea...
Text Solution
|
A ball is dropped from a height h. As it bounces off the floor, its sp...
Text Solution
|
A ball is thrown vertically downwards with velocity sqrt(2gh) from a h...
Text Solution
|
A chain of mass M and length l is held vertically such that its bottom...
Text Solution
|
Two particles of masses m(1) and m(2) in projectile motion have veloci...
Text Solution
|
A trolley filled with sand moves on a smooth horizontal surface with a...
Text Solution
|
Find velocity of wagon as function of time when it is being filled wit...
Text Solution
|
A wagon fully loaded with sand moue on parallel rails with constant sp...
Text Solution
|