Laws of Motion questions
1031 published questions with worked solutions.
- The relative angular speed of hour hand and second hand of a clock is (m rad/s) [MHT-CET 2019, MHT-CET 2019]
- A particle moves along a circular path of radius 'r' with uniform speed 'v'. The angle described by a particle in one second is...
- A particle of mass 'm' performs uniform circular motion of radius 'r' with linear speed 'v' under the application of force 'F'....
- A car is driven on the banked road of radius of curvature 20 m with maximum safe speed. In order to increase its safety speed by...
- A string of length 'L' fixed at one end carries a mass 'm' at the other end. The string makes 3 r. p. s. around the vertical axis...
- A weightless thread can bear tension upto 3.5 N. A stone of mass 100 gram is tied to it and revolved in a circular path of radius...
- A particle at rest starts moving with constant angular acceleration ' ' in circular path. At what time the magnitude of...
- A particle is moving on a circular path of 10 m radius. At any instant of time its speed is 5 ms^ -1 and the speed is increasing...
- Gravitational force is one of the force of:
- The earth (mass =6 10^ 24 kg) revolves round the sun with an angular velocity of 2 10^ -7 rad/s in a circular orbit of radius 1.5...
- What should be the angular speed of earth in radian/second so that a body of 5 kg weights zero at the equator? [Take g=10 m/s^2...
- What should be the velocity of earth due to rotation about its own axis so that the weight at equator becomes 3/5 of initial...
- The earth (mass =6 10^ 24 kg) revolves round the sun with an angular velocity of 2 10^ -7 rad/s in a circular orbit of radius 1.5...
- The angular velocity of rotation of a star (of mass M and radius R) at which the matter starts to escape from its equator is
- Four particles, each of mass M and equidistant from each other, move along a circle of radius R under the action of their mutual...
- The centripetal force on a satellite orbiting round the earth and the gravitational force of earth acting on the satellite both...
- Which of the following is the evidence to show that there must be a force acting on the earth and directed towards the sun?...
- Consider a particle of mass 'm' suspended by a string at the equator. Let 'R' and 'M' denote radius and mass of the earth. If 'ω'...
- For the weight of body of mass 5 kg to be zero on equator of the earth, angular velocity of the earth must be The radius of earth...
- What should be the velocity of earth due to rotation about its own axis so that the weight at equator becomes (3/5)^ th of...
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