HARD
JEE Main
IMPORTANT
Earn 100

For a particle performing uniform circular motion, choose the correct statement(s) from the following.
(a)Magnitude of particle velocity (speed) remains constant.
(b)Particle velocity remains directed perpendicular to radius vector.
(c)Direction of acceleration keeps changing as particle moves.
(d)Tangential acceleration of the particle is non-zero.

50% studentsanswered this correctly

Important Questions on Motion in Two Dimensions
MEDIUM
JEE Main
IMPORTANT
A body of mass is thrown upwards at an angle with the horizontal, with velocity . While rising up, the velocity of the mass after a time will be:

MEDIUM
JEE Main
IMPORTANT
The velocity of a stone projected before it reaches the maximum height, makes an angle of with the horizontal. The velocity at highest point will be

MEDIUM
JEE Main
IMPORTANT
The figure shows four paths for a kicked football. Ignoring the effects of air on the flight, rank the paths according to the initial horizontal velocity component, keeping the highest first.

EASY
JEE Main
IMPORTANT
Four bodies and are projected with equal velocities, having angles of projection and with the horizontal respectively. The body having the shortest range is

MEDIUM
JEE Main
IMPORTANT
The path of a projectile in the absence of air drag is shown in the figure by a dotted line. If the air resistance is not ignored, then, which one of the paths shown in the figure, is appropriate for the projectile?

EASY
JEE Main
IMPORTANT
A stone projected with a velocity at an angle with the horizontal, reaches a maximum height When it is projected with velocity at an angle with the horizontal, it reaches maximum height . If is the range in both the cases, the correct relation is

MEDIUM
JEE Main
IMPORTANT
An object is projected with a velocity of making an angle of with horizontal. The equation for the trajectory is, where is height, is horizontal distance and and are constants. The ratio is

MEDIUM
JEE Main
IMPORTANT
For a given velocity, a projectile has the same range for two angles of projection. If and are the times of flight in the two cases, then
