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Popular Questions
- A 150m long train is moving with a uniform velocity of 45km/h
- A man of weight mg is moving up in a rocket with acceleration 4g. The apparent weight of the man in the rocket is
- A graph is down between velocity and time for the motion of a particle.
- Preeti reached the metro station and found that the escalator was not working.
- A cat moves from X to Y with a uniform speed Uu and returns to X with a uniform speed Ud. The average speed for this round trip is
- The displacement-time graph for two particles A and B are straight lines inclined at angles of 30° and 60° with the time axi..
- A student unable to answer a question on Newtons laws of motion attempts to pull himself up by tugging on his hair. He will not su..
- A bullet emerges from a barrel of lenth 1.2 m with a speed of 640ms-1.
- A car travel half the distance with constant velocity of 40kmph and the remaining half with a constant velocity of 60kmph. The ave..
- A particle moves for 20 seconds with velocity 3m/s and then velocity 4m/s for another 20 seconds and finally moves with velocity 5..
- A person moves 30 m north and then 20 m towards east and finally 30√2 m in south-west direction. The displacement of the pers..
- An athlete completes one round of a circular track of radius R in 40 sec. What will be his displacement at the end of 2 min. 20 se..
- A block of mass M is pulled along a horizontal frictionless
- The three initial and final position of a man on the X - axis are given as
- a particle of mass 0.3 kg is subjected to a force
- Physical independence of force is a consequence of
- A mass m is supported by a massless string
- A particle moves along a semicircle of radius 10m in 5 seconds
- A player caught a cricket ball of mass 150g
- A string of negligible mass going over a clamped pulley of mass m supports a block of mass M as shown in the figure. The force on ..
- a Ball of mass 0.2 kg is thrown vertically upward by applying
- two masses m1 = 5kg m2 = 4.8 kg tied to a string are hanging
- Three forces start acting simultaneously on a particle moving
- A cricket ball of mass 0.25 kg with speed 10 m/s collides with a bat and returns with same speed with in 0.01s. The force acted on..
- A mass of 10 kg is suspended from a spring balance. It is pulled aside by a horizontal string so that it makes an angle of 60° ..
- A body of mass 8 kg is suspended through two light springs X and Y connected in series as shown in figure. The readings is X and Y..
- the minimum velocity (in m/s) with which a car driver must
- A body of mass 4 kg is accelerated up by a constant force, travels a distance of 5 m in the first second and a distance of 2 m in ..
- Which of the following is a one dimensional motion
- A ship of mass 3 * 10^7 kg initially at rest , is pulled by a force
- A ball of mass (m) 0.5 kg is attached to the end of a string having length (L) 0.5 m. The ball is rotated on a horizontal circular..
- a lift is moving down with acceleration a. A man in the lift
- An aeroplane flies 400m north and 300m south and then flies 1200m upwards then net displacement is
- A block of mass m is resting on a smooth horizontal surface. One end of a uniform rope of mass m 3 is fixed to the block, which is..
- A particle of mass 0.3 kg subiect to a force F
- A stationary bomb explodes into three pieces. One piece of 2 kg mass moves with a velocity of 8ms^-1 at right angles to the other ..
- A block P of mass m is placed on a horizontal frictionless plane. A second block of same mass m is placed on it and is connected t..
- A wire, which passes through the hole in a small bead, is bent in the form of quarter of a circle. The wire is fixed vertically on..
- Three forces start acting simultaneously on a particle moving with velocity v .These forces are represented in magnitude and direc..
- In the arrangement shown in the Fig, the ends P and Q of an unstretchable string move downwards with uniform speed U. Pulleys A an..
