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..
A body of mass m is moving in a circle of radius r with a constant speed
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
The position vector of a particle
A body is tided with a string and is given a circular motion with velocity
Two racing cars of masses m1 and m2 are moving in circles of radii r1 and r2 respectively
An object moves at a constant speed along a circular path in a horizontal XY plane
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..
Two stones of masses m and 2m are whirled in horizontal circles
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 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 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 body is moving in a circular path with acceleration
A police jeep is chasing with velocity of 45 km/h. Police fires a bullet with muzzle velocity of 180 m/s.
A particle is moving in a circle of radius R with constant speed v
A circular insulated copper wire loop is twisted to form two loops of area A and 2A as shown in the figure.
A particle describes a horizontal circle in a conical funnel
A bullet fired into a fixed wooden block losses half of its velocity after penetrating 40 cm. It comes to rest after penetrating a..
If the length of the seconds hand in a stop clock is 3cm
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..
Two particles of equal masses are revolving in circular paths
What is the angular velocity of earth
A stone tied to the end of a string 1m long is whirled in
A car sometimes overturns while taking a turn
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 car runs at a constant speed on a circular track of radius 100m
Two bodies of mass 10kg and 5kg moving in concentric orbit
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 moves in a circular path with uniform angular velocity
Three identical particles are joined together by a thread as shown in figure
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..
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
The given graph shows the variation of velocity with displacement. Which one of the graph given below correctly represents the vib..
The difference between angular speed of minute hand and second hand of a clock is
A proton of mass
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..
In 1.0 s, a particle goes from point A to point B, moving in a semicircle of radius 1.0 m (see figure). The magnitude of the aver..
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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