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Mdcat-past-papers Quiz

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801. Newton's first law of motion is also known as:



802. A particle of mass m at rest is acted upon by a force F for time t. Its kinetic energy after time t is:



803. An 8.0-kg box slides along a horizontal frictionless floor at 3 m/s and collides with a relatively massless spring that compresses 12 cm before the box comes to a rest. Calculate the retarding force of the spring.



804. On which car is there a resultant force?



805. According to Newton's Law of Motion, the mass of an object is a quantitative measure of its:



806. A box of mass m = 6 kg slides with speed v = 4 m/s across a frictionless floor. It suddenly explodes into two pieces. One piece with mass m = 2 kg moves in the same direction with speed v₁ = 8 m/s. The velocity v₂ of the second piece is:



807. The rate of change of linear momentum of a body is equal to:



808. What will be the value of acceleration if a body of mass 0.5 kg is acted upon by a force of 10 N?



809. Two balls collied each other , it has been observed that collions is elastic. Which statement adovocates the observation:



810. Two bodies having same mass undergo elastic collision, then their velocities after collision will be:



811. Two cars traveling on a straight road in opposite directions with speeds 70 km/h and 60 km/h, their relative velocity will be:



812. Inertial seismometer is based on:



813. When five times momentum of a body is equal to the kinetic energy of the same body, then velocity is equal to:



814. If a moving object has no force acting on it, it will:



815. Newton's 3rd law of motion is correlated with:



816. A ball thrown vertically upwards will have constant:



817. Which of the following best describes inertia?



818. A car is moving in a circular path at a constant speed. What provides the necessary centripetal force to keep the car moving in this path?



819. The natural tendency of an object to remain at rest or in motion with constant:



820. A 3 kg stone falls from a 20 m high platform. Find its falling speed at 10 m height: