Motion in a Straight Line questions
841 published questions with worked solutions.
- Each question contains ASSERTION (Assertion) and REASON (Reason). Each question has the 4 choices (a), (b), (c) and (d) out of...
- A particle of mass m moves on the x-axis as follows: it starts from rest at t=0 from the point x=0 and comes to rest at t=1 at...
- Suppose a and v denote the acceleration and velocity respectively of a body in one-dimensional motion, then
- An elevator ascends with an upward acceleration of 2.0 ms^ -2 . At the instant its upward speed is 2.5 ms^ -1 , a loose bolt is...
- The motion of a body falling from rest in a resisting medium is described by the equation dv dt =A-Bv, where A and B are...
- Two particles A and B start moving simultaneously from point P with velocity 15 ms^ -1 and 20 ms^ -1 respectively. They move with...
- A balloon rises from rest on the ground with constant acceleration 1 ms^ -2 . A stone is dropped when the balloon has risen to a...
- A train starts from station A with uniform acceleration a_1 for some distance and then goes with uniform retardation a_2 for some...
- In quick succession, a large number of balls are thrown up vertically in such a way that the next ball is thrown up when the...
- In a car race, car A takes 4 s less than car B at the finish and passes the finishing point with a velocity v more than the car...
- From a lift moving upward with a uniform acceleration a=2 ms^ -2 , a man throws a ball vertically upward with a velocity v=12 ms^...
- A cat, on seeing a rat at a distance d=5 m, starts with velocity u=5 ms^ -1 and moves with acceleration =2.5 ms^ -2 in order to...
- A body is thrown up with a velocity 100 ms^ -1 . It travels 5 m in the last second of its journey (to maximum height). If the...
- The initial and final positions of a man on the x-axis are given as (i) (-8 m ,7 m ) (ii) (7 m ,-3 m ) and (iii) (-7 m ,3 m )....
- A graph is drawn between velocity and time for the motion of a particle. The area under the curve between the time intervals t_1...
- The displacement of the body along the x-axis depends on time as x=t+1. Then the velocity of the body [Orissa JEE 2011]
- A particle moves for 20 seconds with velocity 3 m/s and then velocity 4 m/s for another 20 seconds and finally moves with...
- The numerical ratio of displacement to the distance covered is always [BHU 2004]
- The displacement-time graphs for two particles A and B are straight lines inclined at angles of 30° and 60° with the time axis....
- A man walks on a straight road from his home to a market 2.5 km away with a speed of 5 km/h. Finding the market closed, he...
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