Motion in a Straight Line: JEE Questions & Solutions

Paratrooper jumps... opens parachute after 2 s... initial height is m.

Water drops fall from a tap on the floor, 5 m below, at regular intervals of time. The first drop strikes the floor when the sixth drop…

Two cars P and Q are moving on a road in the same direction. Acceleration of car P increases linearly with time whereas car Q moves with a…

A body starts moving from rest with constant acceleration and covers displacement S1 in the first (p-1) seconds and S2 in the first p…

The displacement and the increase in the velocity of a moving particle in the time interval from t to (t+1) seconds are 125 m and 50 m/s,…

Two cars are travelling towards each other at a speed of 20 m/s each. When the cars are 300 m apart, both drivers apply brakes, and the…

Force acts for 20 s on a body of mass 20 kg, starting from rest, after which the force ceases, and then the body describes 50 m in the next…

Spherical insulating ball and a spherical metallic ball of the same size and mass are dropped from the same height. Choose the correct…

A lift of mass M = 500 kg is descending with a speed of 2 m/s. Its supporting cable begins to slip, thus allowing it to fall with a…

An object moves with speed v1, v2, v3 along a line segment AB, BC, and CD respectively as shown in the figure. Where AB = BC and AD = 3AB,…

A ball is thrown vertically upward with an initial velocity of 150 m/s. The ratio of velocity after 3 s and 5 s is x+1x. The value of x is:…