A sphere of mass m and rdius r is releas...

A sphere of mass m and rdius r is released from rest at point A on a track in vertical plane. The track is rough enough to support rolling between A and B and from B onwards it is smooth. The maximum height attained by sphere from ground on its journey from B onwards is

`(5)/( 7) H`

`( 2)/( 5) H`

`( 2)/( 7) H`

Text Solution

Verified by Experts

The correct Answer is:

Topper's Solved these Questions

KINEMATICS
FIITJEE|Exercise SECTION (II) : (SUBJECTIVE )|33 Videos
KINEMATICS
FIITJEE|Exercise SECTION(II) : MCQ ( SINGLE CORRECT)|47 Videos
KINEMATICS
FIITJEE|Exercise NUMERICAL BASED QUESTIONS|3 Videos
HEAT AND TEMPERATURE
FIITJEE|Exercise NUMERICAL BASES QUESTIONS|1 Videos
LAWS OF MOTION
FIITJEE|Exercise COMPREHENSION-III|2 Videos

Similar Questions

Explore conceptually related problems

A solid sphere is released from rest from height 'h' as shown. Left side track is sufficient rough for pure rolling but another side is smooth as shown in the figure. Find maximum height attain by the sphere on the smooth part of the track.

An uniform hollow hemisphere of mass m and radius r is released from rest on a smooth horizontal surface with its open face vertical initially. Maximum normal reaction between hemisphere and ground during motion is -

A ball is released from point A as shown in figure. The ball leaves the track at B. All surfaces are smooth. If track makes an angle 30^(@) with horizontal at B, then maximum height attained by ball will be

A sphere of mass m and radius r rolls on a horizontal plane without slipping with a speed u . Now it rolls up vertically, then maximum height it would be attain will be

Two solid spheres P and Q are released from rest from the same point on an inclined plane. Plane is sufficiently rough to provide pure rolling Mass of P is greater than the mass of Q whereas radius of Q is greater than the radius of P

An object of mass m is released from rest from the top of a smooth inclined plane of height h. Its speed at the bottom of the plane is proportional to

A solid spherical ball of mass m is released from the topmost point of the shown semi - spherical shell. The track is sufficiently rough to enablle to enable pure rolling motion. The normal force between the ball and the shell at the lowest position is

A body of mass 10kg is at height of 10m at point A as shown on a smooth track. Find speed at B.

A smooth track, fixed to the ground, is in the shape of a quarter of a circle. Two small blocks of mass 3m and 2m are released from the two edges A and B of the circular track. The masses slide down and collide at centre O of the track. Vertical height of A and B from O is h = 2m . Collision is elastic. Find the maximum height (above O) attained by the block of mass 2m after collision

FIITJEE-KINEMATICS-SECTION(I): MCQ (SINGLE CORRECT)

A wire frame AOPQB, lying in the horizontal plane, is free to rotate a...
Text Solution
|
Two men A and B are sitting at th eend of a plank of length L, if plan...
Text Solution
|
A sphere of mass m and rdius r is released from rest at point A on a t...
Text Solution
|
Two particles A and B of mass m each hit the ends of a rigid bar of ma...
Text Solution
|
A small ball strikes at one end of a stationary uniform frictionless r...
Text Solution
|
The end A of a ladder AP of length 5m, kept inclined to a vertical wal...
Text Solution
|
Three rods of the same mass are placed as shown in the figure. What wi...
Text Solution
|
A ball of mass m is projected from a point P on the ground as shown in...
Text Solution
|
Choose the incorrect statement about the coefficient of restitution
Text Solution
|
A trolley was moving horizontally on a smooth ground with velocity v w...
Text Solution
|
In Fig. there are two sliders and they can slide on two frictionless ...
Text Solution
|
A smooth circular table is surrounded by a rim whose interior is verti...
Text Solution
|
A balloon of mass M with a light rope having monkey on the rope is in ...
Text Solution
|
A bowler tbrows a ball horizontally along east direction with speed of...
Text Solution
|
A solid spherical ball of radius R collides with a rough horizontal s...
Text Solution
|
A smooth hoop lie as on a smooth horizontal table and is fixed. A part...
Text Solution
|
A ball is projected from the ground with speed u at an angle alpha wit...
Text Solution
|
Three particles A, B and C of equal masses, moving with the same speed...
Text Solution
|
Two particles are projected simultaneously in the same vertical plane ...
Text Solution
|
Let vec( a) (1) and vec( a) (2) are the acceleration of wedges A and B...
Text Solution
|