Arihant Physics by D.C Pandey
Two balloons are moving in air with velocities v1={2tiˆ+(t−2)jˆ)m/s and v2={(t−4)iˆ+tjˆ}m/s then at what t balloons are moving parallel to each other:
18
Oct
Two balloons are moving in air with velocities v1={2tiˆ+(t−2)jˆ)m/s and v2={(t−4)iˆ+tjˆ}m/s then at what t balloons are moving parallel to each other: Two balloons are moving in air with velocities v1={2tiˆ+(t−2)jˆ)m/s and v2={(t−4)iˆ+tjˆ}m/s then at what t balloons are moving parallel to each other: October 18, 2020 Category: Arihant Physics by D.C Pandey , Chapter [...]
A ball is hit by a batsman at an angle of 37^∘ as shown in figure. The man standing at P should run at what minimum velocity so that he catches the ball before it strikes the ground. Assume that height of man is negligible in comparison to maximum height of projectile.
18
Oct
A ball is hit by a batsman at an angle of 37^∘ as shown in figure. The man standing at P should run at what minimum velocity so that he catches the ball before it strikes the ground. Assume that height of man is negligible in comparison to maximum height of projectile. Velocity versus displacement [...]
Two objects moving along the same straight line are leaving point A with an acceleration a, 2 a & velocity 2u, u respectively at time t =0. The distance moved by the object with respect to point A when one object overtakes the other is
18
Oct
Two objects moving along the same straight line are leaving point A with an acceleration a, 2 a & velocity 2u, u respectively at time t =0. The distance moved by the object with respect to point A when one object overtakes the other is 2 a & velocity 2u Two objects moving along the [...]
A body starts from the origin and moves along the X-axis such that the velocity at any instant is given by (4t^3−2t), where t is in sec and velocity in m/s. what is the acceleration of the particle when it is 2 m from the origin on positive side.
18
Oct
A body starts from the origin and moves along the X-axis such that the velocity at any instant is given by (4t^3−2t), where t is in sec and velocity in m/s. what is the acceleration of the particle when it is 2 m from the origin on positive side. A body starts from the origin [...]
Velocity time equation of a particle moving in a straight line is v=2t−4 for t≤2s and v=4−2t for t>2.The distance travelled by the particle in the time interval from t=0 to t=4s is (Here t is in second and v in m/s)
18
Oct
Velocity time equation of a particle moving in a straight line is v=2t−4 for t≤2s and v=4−2t for t>2.The distance travelled by the particle in the time interval from t=0 to t=4s is (Here t is in second and v in m/s) Average velocity of a particle moving in a straight line with constant acceleration [...]
Velocity versus displacement graph of a particle moving in a straight line as shown in Fig. The acceleration of the particle is
18
Oct
Velocity versus displacement graph of a particle moving in a straight line as shown in Fig. The acceleration of the particle is Velocity versus displacement graph of a particle moving in a straight line as shown in Fig. The acceleration of the particle is October 18, 2020 Category: Arihant Physics by D.C Pandey , Chapter [...]
A particle is dropped from point A at a certain height from ground. It falls freely and passes through three points B,C and D with BC=CD. The time taken by the particle to move from B to CD is 2s and from C to D is 1s. The time taken to move from A to B is
18
Oct
A particle is dropped from point A at a certain height from ground. It falls freely and passes through three points B,C and D with BC=CD. The time taken by the particle to move from B to CD is 2s and from C to D is 1s. The time taken to move from A to [...]
One stone is dropped from a tower from rest and simultaneously another stone is projected vertically upwards from the tower with some initial velocity. The graph of distance (s) between the two stones varies with time (t) as (before either stone hits the ground).
18
Oct
One stone is dropped from a tower from rest and simultaneously another stone is projected vertically upwards from the tower with some initial velocity. The graph of distance (s) between the two stones varies with time (t) as (before either stone hits the ground). Average velocity of a particle moving in a straight line with [...]
A smooth square platform ABCD is moving towards right with a uniform speed v. At what angle θ must a particle be projected from A with speed u so that it strikes the point B.
18
Oct
A smooth square platform ABCD is moving towards right with a uniform speed v. At what angle θ must a particle be projected from A with speed u so that it strikes the point B. A smooth square platform ABCD is moving towards right with a uniform speed v. At what angle θ must a [...]
Ball A is dropped from the top of a building. At the same instant ball B is thrown vertically upwards from the ground. When the balls collide, they are moving in opposite direction and the speed of A is twice the speed of B. At what fraction of the height of the building did the collision occurs ?
18
Oct
Ball A is dropped from the top of a building. At the same instant ball B is thrown vertically upwards from the ground. When the balls collide, they are moving in opposite direction and the speed of A is twice the speed of B. At what fraction of the height of the building did the [...]
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Ball A is dropped from the top of a building. At the same instant ball B is thrown vertically upwards from the ground. When the balls collide ,
they are moving in opposite direction and the speed of A is twice the speed of B. At what fraction of the height of the building did the collision occurs ? ,