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A solid uniform sphere rotating about its axis with kinetic energy E1 is gently placed on a rough horizontal plane at time t=0, Assume that, at time t=t1, it starts pure rolling and at that instant total KE of the sphere is E2. After sometime, at time t=t2. KE of the sphere is E3.then
26
Nov
A solid uniform sphere rotating about its axis with kinetic energy E1 is gently placed on a rough horizontal plane at time t=0, Assume that, at time t=t1, it starts pure rolling and at that instant total KE of the sphere is E2. After sometime, at time t=t2. KE of the sphere is E3.then A [...]
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)
26
Nov
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 [...]
Two uniform rods of equal length but different masses are rigidly joined to form an L-shaped body, which is then pivoted about O as shown in the figure. If the system is in equilibrium in the shown configuration. Then the ratio M/m will be:
26
Nov
Two uniform rods of equal length but different masses are rigidly joined to form an L-shaped body, which is then pivoted about O as shown in the figure. If the system is in equilibrium in the shown configuration. Then the ratio M/m will be: Two uniform rods of equal length but different masses are rigidly [...]
A wheel of radius R rolls on the ground with a uniform velocity v. The relative acceleration of topmost point of the wheel with respect to the bottom most point is
26
Nov
A wheel of radius R rolls on the ground with a uniform velocity v. The relative acceleration of topmost point of the wheel with respect to the bottom most point is A wheel of radius R rolls on the ground with a uniform velocity v. The relative acceleration of topmost point of the wheel with [...]
The linear velocity perpendicular to radius vector of a particle moving with angular velocity ω=2ˆK at position vector r=2ˆi+2ˆj is.
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Nov
The linear velocity perpendicular to radius vector of a particle moving with angular velocity ω=2ˆK at position vector r=2ˆi+2ˆj is. The linear velocity perpendicular to radius vector of a particle moving with angular velocity ω=2ˆK at position vector r=2ˆi+2ˆj is. November 26, 2020 Category: Arihant Physics by D.C Pandey , Chapter 9 - Rotation , [...]
A billiard ball of mass m and radius r, when hit in a horizontal direction by a cue at a height h above its centre, acquired a linear velocity v0. The angular velocity ω0 acquired by the ball is
26
Nov
A billiard ball of mass m and radius r, when hit in a horizontal direction by a cue at a height h above its centre, acquired a linear velocity v0. The angular velocity ω0 acquired by the ball is A billiard ball of mass m and radius r acquired a linear velocity v0. The angular [...]
A uniform rod of mass m and length l is suspended by two light inextensible strings as shown in figure .Tension in one string immediately after the other string is cut is
26
Nov
A uniform rod of mass m and length l is suspended by two light inextensible strings as shown in figure .Tension in one string immediately after the other string is cut is A uniform rod of mass m and length l is suspended by two light inextensible strings as shown in figure .Tension in one [...]
A homogeneous cylinder of mass M and radius r is pulled on a horizontal plane by a horizontal force F acting through its centre of mass. Assuming rolling without slipping, find the angular acceleration of the cylinder,
26
Nov
A homogeneous cylinder of mass M and radius r is pulled on a horizontal plane by a horizontal force F acting through its centre of mass. Assuming rolling without slipping, find the angular acceleration of the cylinder, A homogeneous cylinder of mass M and radius r is pulled on a horizontal plane by a horizontal [...]
A force F is applied at the top of a ring of mass M and radius R placed on a rough horizontal surface as shown in figure. Friction is sufficient to prevent slipping. The friction force acting on the ring is:
26
Nov
A force F is applied at the top of a ring of mass M and radius R placed on a rough horizontal surface as shown in figure. Friction is sufficient to prevent slipping. The friction force acting on the ring is: An inclined plane makes an angle of 60∘ with horizontal. A disc rolling down [...]
An inclined plane makes an angle of 60∘ with horizontal. A disc rolling down this inclined plane without slipping has alinear acceleration equal to:
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Nov
An inclined plane makes an angle of 60∘ with horizontal. A disc rolling down this inclined plane without slipping has alinear acceleration equal to: An inclined plane makes an angle of 60∘ with horizontal. A disc rolling down this inclined plane without slipping has alinear acceleration equal to: November 26, 2020 Category: Arihant Physics by [...]