Chapter 5 – Newton’s Laws of Motion (Without Friction)
Sahay Sir > Question Answers > Cengage JEE Mains Physics by B.M Sharma > Chapter 5 - Newton's Laws of Motion (Without Friction)
If the acceleration of wedge in the shown arrangement is a ms−2 towards left, then at this instant, acceleration of the block (magnitude only) would be
27
Nov
If the acceleration of wedge in the shown arrangement is a ms−2 towards left, then at this instant, acceleration of the block (magnitude only) would be acceleration of the block (magnitude only) would be If the acceleration of wedge in the shown arrangement is a ms−2 towards left then at this instant November 27, 2020 [...]
in the arrangement shown in fig.4.191 at a particular instant.the roller is coming down with a speed of 12ms-1 and C is moving up with 4ms-1.as the same instant it is also known that w.r.t pulley p block A IS MOVING down with speed 3ms-1 determine the motion of block b (velocity)w.r.t ground
27
Nov
in the arrangement shown in fig.4.191 at a particular instant.the roller is coming down with a speed of 12ms-1 and C is moving up with 4ms-1.as the same instant it is also known that w.r.t pulley p block A IS MOVING down with speed 3ms-1 determine the motion of block b (velocity)w.r.t ground A uniform [...]
For the pulley system shown in Fig4.181 each of the cables at A and B is given a velocity of 2ms−1 in the direction of the arrow. Determine the upward velocity v of the load m.
27
Nov
For the pulley system shown in Fig4.181 each of the cables at A and B is given a velocity of 2ms−1 in the direction of the arrow. Determine the upward velocity v of the load m. For the pulley system shown in Fig4.181 each of the cables at A and B is given a velocity [...]
As shown in fig, if acceleration of M with respect to ground is 2ms−2 , then
27
Nov
As shown in fig, if acceleration of M with respect to ground is 2ms−2 , then as shown in fig. if acceleration of M with respect to ground is 2ms−2 then November 27, 2020 Category: Cengage JEE Mains Physics by B.M Sharma , Chapter 5 - Newton's Laws of Motion (Without Friction) , Chapter 6 [...]
Blocks A and C start from rest and move to the right with acceleration A=12t ms−2 and Ac=3ms−2. Here t is in seconds. The time when block B again comes to rest is
27
Nov
Blocks A and C start from rest and move to the right with acceleration A=12t ms−2 and Ac=3ms−2. Here t is in seconds. The time when block B again comes to rest is Blocks A and C start from rest and move to the right with acceleration A=12t ms−2 and Ac=3ms−2. Here t is in [...]
A bead of mass m is attached to one end of a spring of natural length R and spring constant K=R(3+1)mg. The other end of the spring is fixed at a point A on a smooth vertical ring of radius R as shown in Fig.6.301 The normal reaction at B just after it is released to move is
27
Nov
A bead of mass m is attached to one end of a spring of natural length R and spring constant K=R(3+1)mg. The other end of the spring is fixed at a point A on a smooth vertical ring of radius R as shown in Fig.6.301 The normal reaction at B just after it is released [...]
Figure shows two blocks, each of mass m. The system is released from rest. If accelerations of blocks A and B at any instant (not initially) are a1 and a2, respectively, then
19
Oct
Figure shows two blocks, each of mass m. The system is released from rest. If accelerations of blocks A and B at any instant (not initially) are a1 and a2, respectively, then each of mass m. The system is released from rest. If accelerations of blocks A and B at any instant (not initially) are [...]
A particle is moving in the x-y plane. At certain instant of time, the components of its velocity and acceleration are as follows: vx=3ms^−1,vy=4ms^−1,ax=2ms^−2 and ay=1ms^−2. The rate of change of speed at this moment is
19
Oct
A particle is moving in the x-y plane. At certain instant of time, the components of its velocity and acceleration are as follows: vx=3ms^−1,vy=4ms^−1,ax=2ms^−2 and ay=1ms^−2. The rate of change of speed at this moment is A particle is moving in the x-y plane. At certain instant of time ax=2ms^−2 and ay=1ms^−2. The rate of [...]
A particle of mass 2kg moves with an initial velocity of (4iˆ+2jˆ)ms−1 on the x-y plane. A force F→=(2iˆ−8jˆ)N acts on the particle. The initial position of the particle is (2m,3m). Then for y=3m,
19
Oct
A particle of mass 2kg moves with an initial velocity of (4iˆ+2jˆ)ms−1 on the x-y plane. A force F→=(2iˆ−8jˆ)N acts on the particle. The initial position of the particle is (2m,3m). Then for y=3m, 3m). Then for y=3m A particle of mass 2kg moves with an initial velocity of (4iˆ+2jˆ)ms−1 on the x-y plane. A [...]
A wooden box is placed on a table. The normal force on the box from the table is N1. Now another identical box is kept on first box and the normal force on lower block due to upper block is N 2 and normal force on lower block by the table is N3 . For this situation, mark out the correct statement(s).
19
Oct
A wooden box is placed on a table. The normal force on the box from the table is N1. Now another identical box is kept on first box and the normal force on lower block due to upper block is N 2 and normal force on lower block by the table is N3 . For [...]