Part 1
A particle starts from rest with uniform acceleration a. Its velocity after n second is v. The displacement of the body in the last two second is
10
Sep
A particle starts from rest with uniform acceleration a. Its velocity after n second is v. The displacement of the body in the last two second is A particle starts from rest with uniform acceleration a. Its velocity after n second is v. The displacement of the body in the last two second is September [...]
A block is moving down a smooth inclined plane staring from rest at time t=0 let Sn be the distance travel by the block in the interval t = n – 1 to t = n. The ratio Sn+1Sn is
10
Sep
A block is moving down a smooth inclined plane staring from rest at time t=0 let Sn be the distance travel by the block in the interval t = n – 1 to t = n. The ratio Sn+1Sn is A block is moving down a smooth inclined plane staring from rest at time t=0 [...]
From an elevated point P a stone is projected vertically upward. When it reaches a distance y below the point of projection its velocity is double the velocity when it was at a height y above P. The greatest height reached by it above P is
10
Sep
From an elevated point P a stone is projected vertically upward. When it reaches a distance y below the point of projection its velocity is double the velocity when it was at a height y above P. The greatest height reached by it above P is A body starts from rest and moves with constant [...]
A ball is dropped vertically from a height d above the ground. It hits the ground and bounces up vertically to a height d/2. neglecting subsequent motion and air resistance, its velocity v varies with height h above the ground as
10
Sep
A ball is dropped vertically from a height d above the ground. It hits the ground and bounces up vertically to a height d/2. neglecting subsequent motion and air resistance, its velocity v varies with height h above the ground as A ball is dropped vertically from a height d above the ground. It hits [...]
By what velocity a ball be projected vertically upward so that the distance covered by it in 5th second is twice the distance it covers in its 6th second
10
Sep
By what velocity a ball be projected vertically upward so that the distance covered by it in 5th second is twice the distance it covers in its 6th second By what velocity a ball be projected vertically upward so that the distance covered by it in 5th second is twice the distance it covers in [...]
A particle moves with constant acceleration along a straight line starting from rest. The percentage increase in its displacement during the 4th second compared to that in the 3rd second is:
10
Sep
A particle moves with constant acceleration along a straight line starting from rest. The percentage increase in its displacement during the 4th second compared to that in the 3rd second is: A particle moves with constant acceleration along a straight line starting from rest. The percentage increase in its displacement during the 4th second compared [...]
A body starts from rest and moves with constant acceleration for t s. It travels a distance x1 in first half of time and x2 in next half of time, then
10
Sep
A body starts from rest and moves with constant acceleration for t s. It travels a distance x1 in first half of time and x2 in next half of time, then A body starts from rest and moves with constant acceleration for t s. It travels a distance x1 in first half of time and [...]
A bullet fired into a target loses half of its velocity after penetrating 20 cm. Further distance of penetrate before it comes to rest?
10
Sep
A bullet fired into a target loses half of its velocity after penetrating 20 cm. Further distance of penetrate before it comes to rest? A bullet fired into a target loses half of its velocity after penetrating 20 cm. Further distance of penetrate before it comes to rest? September 10, 2020 Category: Chapter 3 - [...]
A particle starting with certain initial velocity and uniform acceleration covers a distance of 12 m in first 3 s and a distance of 30 m in next 3 s. The initial velocity of the particle is
10
Sep
A particle starting with certain initial velocity and uniform acceleration covers a distance of 12 m in first 3 s and a distance of 30 m in next 3 s. The initial velocity of the particle is A particle starting with certain initial velocity and uniform acceleration covers a distance of 12 m in first [...]
A ball is dropped from the top of a tower with a height of 100m and at the same time, another ball is projected vertically upwards from the ground with a velocity of 25m/s. What is the distance from the top of the tower at which the two balls meet?
10
Sep
A ball is dropped from the top of a tower with a height of 100m and at the same time, another ball is projected vertically upwards from the ground with a velocity of 25m/s. What is the distance from the top of the tower at which the two balls meet? A ball is dropped from [...]