Maths-
General
Easy
Question
- m
- 2m
The correct answer is:
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Physics-
If acceleration of rod down the plane is aR& acceleration of center of mass of roller is a0 then
If acceleration of rod down the plane is aR& acceleration of center of mass of roller is a0 then
Physics-General
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In the situation shown, a heavy wheel with a small drum attached is suspended by its frictionless axle from a ceiling. Attached to strings around the rims of the wheel and drum are two blocks of equal mass. The system is originally at rest. When the blocks are released.
In the situation shown, a heavy wheel with a small drum attached is suspended by its frictionless axle from a ceiling. Attached to strings around the rims of the wheel and drum are two blocks of equal mass. The system is originally at rest. When the blocks are released.
Physics-General
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In the following problems, indicate the correct direction of friction force acting on the cylinder, which is pulled on a rough surface by a constant force F.
A cylinder is pulled horizontally by a force F acting at a point above the centre of mass of the cylinder, as shown in figure. The friction force can be given by which of the following diagrams
In the following problems, indicate the correct direction of friction force acting on the cylinder, which is pulled on a rough surface by a constant force F.
A cylinder is pulled horizontally by a force F acting at a point above the centre of mass of the cylinder, as shown in figure. The friction force can be given by which of the following diagrams
Physics-General
Physics-
In the following problems, indicate the correct direction of friction force acting on the cylinder, which is pulled on a rough surface by a constant force F.
A cylinder is pulled horizontally by a force F acting at a point below the centre of mass of the cylinder, as shown in figure. The friction force can be given by which of the following diagrams
In the following problems, indicate the correct direction of friction force acting on the cylinder, which is pulled on a rough surface by a constant force F.
A cylinder is pulled horizontally by a force F acting at a point below the centre of mass of the cylinder, as shown in figure. The friction force can be given by which of the following diagrams
Physics-General
Physics-
In the following problems, indicate the correct direction of friction force acting on the cylinder, which is pulled on a rough surface by a constant force F.
A cylinder of mass M and radius R is pulled horizontally by a force F. The friction force can be given by which of the following diagrams
In the following problems, indicate the correct direction of friction force acting on the cylinder, which is pulled on a rough surface by a constant force F.
A cylinder of mass M and radius R is pulled horizontally by a force F. The friction force can be given by which of the following diagrams
Physics-General
Physics-
A uniform circular disc placed on a rough horizontal surface has initially a velocity v0 and an angular velocity 
0 as shown in the figure. The disc comes to rest after moving some distance in the direction of motion. Then 
is
A uniform circular disc placed on a rough horizontal surface has initially a velocity v0 and an angular velocity 0 as shown in the figure. The disc comes to rest after moving some distance in the direction of motion. Then is
Physics-General
Physics-
A sphere of mass M and radius R is attached by a light rod of length l to a point P. The sphere rolls without slipping on a circular track as shown. It is released from the horizontal position. the angular momentum of the system about P when the rod becomes vertical is :
A sphere of mass M and radius R is attached by a light rod of length l to a point P. The sphere rolls without slipping on a circular track as shown. It is released from the horizontal position. the angular momentum of the system about P when the rod becomes vertical is :
Physics-General
Physics-
A uniform sphere of radius R is placed on a rough horizontal surface and given a linear velocity v0 angular velocity w0 as shown. The sphere comes to rest after moving some distance to the right. It follows that:
A uniform sphere of radius R is placed on a rough horizontal surface and given a linear velocity v0 angular velocity w0 as shown. The sphere comes to rest after moving some distance to the right. It follows that:
Physics-General
Physics-
A ring of mass m and radius R has three particles attached to the ring as shown in the figure. The centre of the ring has a speed v0 . The kinetic energy of the system is: (Slipping is absent)
A ring of mass m and radius R has three particles attached to the ring as shown in the figure. The centre of the ring has a speed v0 . The kinetic energy of the system is: (Slipping is absent)
Physics-General
Physics-
A time varying force F = 2t is applied on a spool rolling as shown in figure. The angular momentum of the spool at time t about bottommost point is:
A time varying force F = 2t is applied on a spool rolling as shown in figure. The angular momentum of the spool at time t about bottommost point is:
Physics-General
Physics-
A plank with a uniform sphere placed on it rests on a smooth horizontal plane. Plank is pulled to right by a constant force F. If sphere does not slip over the plank. Which of the following is incorrect.
A plank with a uniform sphere placed on it rests on a smooth horizontal plane. Plank is pulled to right by a constant force F. If sphere does not slip over the plank. Which of the following is incorrect.
Physics-General
Physics-
A plank of mass M is placed over smooth inclined plane and a sphere is also placed over the plank. Friction is sufficient between sphere and plank. If plank and sphere are released from rest, the frictional force on sphere is:
A plank of mass M is placed over smooth inclined plane and a sphere is also placed over the plank. Friction is sufficient between sphere and plank. If plank and sphere are released from rest, the frictional force on sphere is:
Physics-General
Physics-
A disc of radius r is rotating about its centre with an angular speed 
. It is gently placed on a rough horizontal surface. After what time it will be in pure rolling ?
A disc of radius r is rotating about its centre with an angular speed . It is gently placed on a rough horizontal surface. After what time it will be in pure rolling ?
Physics-General
