One end of a string of length L is connected to a particle of mass m
A car runs at a constant speed on a circular track of radius 100m
A body of mass m moves in a circular path with uniform angular velocity
Two stones of masses m and 2m are whirled in horizontal circles
A body is tided with a string and is given a circular motion with velocity
An object moves at a constant speed along a circular path in a horizontal XY plane
If the length of the seconds hand in a stop clock is 3cm
A stone tied to the end of a string 1m long is whirled in
Three identical particles are joined together by a thread as shown in figure
What is the angular velocity of earth
The position vector of a particle
The difference between angular speed of minute hand and second hand of a clock is
Two particles of equal masses are revolving in circular paths
Two bodies of mass 10kg and 5kg moving in concentric orbit
A car sometimes overturns while taking a turn
A proton of mass
A particle describes a horizontal circle in a conical funnel
Which of the following are correct?
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 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
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..
Acceleration of a particle changes when
The displacement of particle is given by
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 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 police jeep is chasing with velocity of 45 km/h. Police fires a bullet with muzzle velocity of 180 m/s.
Which of the following is a one dimensional motion
A car moving with a speed of 40 km/hr. can be stopped by applying brakes after atleast 2 m. If the same car is moving with a speed..
The area under acceleration-time graph gives
A bullet fired into a fixed wooden block losses half of its velocity after penetrating 40 cm. It comes to rest after penetrating a..
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..
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 circular insulated copper wire loop is twisted to form two loops of area A and 2A as shown in the figure.
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..
The given graph shows the variation of velocity with displacement. Which one of the graph given below correctly represents the vib..
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 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..
Three ballsA, B and C are thrown from a height h with equal speed upwards, downwards and horizontally, respectively. What is the r..
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