A wheel of radius 1 m rolls forward half a revolution on a horizontal ground. The magnitude to the displacement of the point of th..
A ball is dropped from a bridge at a height of 176.4 m over a river. After 2s, a second ball is thrown straight downwards. What sh..
An object is dropped from rest. Its v-t graph is
A car moves from X to Y with a uniform speed Vu and returns to X with a uniform speed Vd. The average speed for this round trip is
A 150 m long train is moving with a uniform velocity of 45 km/hr. The time taken by the train to cross a bridge of length 850 m is
A body of mass m is moving in a circle of radius r with a constant speed
An object moves at a constant speed along a circular path in a horizontal XY plane
A body is tided with a string and is given a circular motion with velocity
Which of the following are correct?
Two racing cars of masses m1 and m2 are moving in circles of radii r1 and r2 respectively
A stone tied to the end of a string 1m long is whirled in
An electric fan has blades of length 30 cm as measured from the axis of rotation. If the fan is rotating at 1200 rpm, the accelera..
The position vector of a particle
Two stones of masses m and 2m are whirled in horizontal circles
A particle is moving with constant acceleration from A and B in a straight line AB. If u and v are the velocities at A and B respe..
A mass is supported on a frictionless horizontal surface
One end of a string of length L is connected to a particle of mass m
A police jeep is chasing with velocity of 45 km/h. Police fires a bullet with muzzle velocity of 180 m/s.
A circular insulated copper wire loop is twisted to form two loops of area A and 2A as shown in the figure.
A bullet moving with a velocity of 200 cm/s penetrates a wooden block and comes o rest after traversing 4 cm inside it. What veloc..
A particle is moving in a circle of radius R with constant speed v
A bullet fired into a fixed wooden block losses half of its velocity after penetrating 40 cm. It comes to rest after penetrating a..
The given graph shows the variation of velocity with displacement. Which one of the graph given below correctly represents the vib..
A ball A is thrown up vertically with a speed u and at the same instant another ball B is released from a height h. At time t, the..
A body is moving in a circular path with acceleration
A vernier calipers has 1 mm marks on the main scale. It has 20 equal divisions on the vernier scale which match with 16 main scale..
Two balls are dropped to the ground from different heights. One ball is dropped 2 s after the other but they both strike the groun..
A car moves from X to Y with a uniform speed Vu and returns to Y with a uniform speed Vd. The average speed for this round trip is
A car runs at a constant speed on a circular track of radius 100m
A body of mass m thrown horizontally woth velocity v from the top of tower of height h, touches the level ground at distance of 25..
Two particles of equal masses are revolving in circular paths
A particle describes a horizontal circle in a conical funnel
A body of mass m moves in a circular path with uniform angular velocity
The density of a solid ball is to be determined in an experiment. The diameter of the ball is measured with a screw gauge, whose p..
What is the angular velocity of earth
A car sometimes overturns while taking a turn
Two bodies of mass 10kg and 5kg moving in concentric orbit
The difference between angular speed of minute hand and second hand of a clock is
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