Motion in a Straight Line questions
841 published questions with worked solutions.
- A body A starts from rest with an acceleration a_1. After 2 seconds, another body B starts from rest with an acceleration a_2. If...
- The velocity of a bullet is reduced from 200 m/s to 100 m/s while travelling through a wooden block of thickness 10 cm. The...
- Velocity of a particle changes when [RPMT 2000]
- The position x of a particle varies with time t as x=at^2-bt^3. The acceleration of the particle will be zero at time t equal to
- The motion of a particle is described by the equation u=at. The distance travelled by the particle in the first 4 seconds
- Starting from rest, acceleration of a particle is a=2(t-1). The velocity of the particle at t=5s is [RPET 2002, Similar WB-JEE...
- A body moves with initial velocity 10 ms^ -1 . If it covers a distance of 20 m in 2 s, then acceleration of the body is
- A particle starts its motion from rest under the action of a constant force. If the distance covered in the first 10 seconds is...
- A particle moves along x-axis as x=4(t-2)+a(t-2)^2. Which of the following is true [J & K CET 2005]
- The motion of a particle is described by the equation x=a+bt^2 where a=15 cm and b=3 cm/s^2. Its instantaneous velocity at time 3...
- A car starts from rest and accelerates uniformly to a speed of 180 kmh^ -1 in 10 seconds. The distance covered by the car in this...
- A body moves from rest with a constant acceleration of 5 m/s^2. Its instantaneous speed (in m/s) at the end of 10 sec is
- A particle starts from rest, accelerated at 2 m/s^2 for 10 s and then goes with constant speed for 30 s and then decelerates at 4...
- A body starting from rest, accelerates at a constant rate a m/s^2 for some time after which it decelerates at a constant rate b...
- A car, starting from rest, accelerates at the rate f through a distance S, then continues at constant speed for time t and then...
- The initial velocity of a particle is u (at t=0) and the acceleration f is given by at. Which of the following relations is valid...
- A student is standing at a distance of 50 metres from the bus. As soon as the bus begins its motion with an acceleration of 1 ms^...
- A body starts from rest. What is the ratio of the distance travelled by the body during the 4th and 3rd second
- The position x of a particle with respect to time t along the x-axis is given by x=9t^2-t^3 where x is in metres and t in second....
- You drive a car at a speed of 70 km/hr in a straight road for 8.4 km, and then the car runs out of petrol. You walk for 30 min to...
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