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Poll

bittu45

Asked: January 10, 2025In: Class-11-Physics

Two particles which are initially at rest, move towards each other under the action of their internal attraction. If their speeds are v and 2v at any instant, then the speed of centre of mass of the system will be

The center of mass is the point where the total mass of a system can be considered concentrated for motion analysis. Class 11 Physics Systems of Particle & Rotational Motion CBSE EXAM 2024-25

Poll

Bhupendra

Asked: January 10, 2025In: Class-11-Physics

A drum of radius R and mass M, rolls down without slipping along an inclined plane of angle θ. The frictional froce

An inclined plane is a flat surface tilted at an angle, allowing objects to move downward due to gravitational force. Class 11 Physics Systems of Particle & Rotational Motion CBSE EXAM 2024-25

Poll

Bhupendra

Asked: January 10, 2025In: Class-11-Physics

A solid homogenous sphere of mass M and radius R is moving on rough horizontal surface, partly rolling and partly sliding. During this kind of motion of this sphere

Motion is the change in position of an object over time, described by parameters such as distance, speed and direction. Class 11 Physics Systems of Particle & Rotational Motion CBSE EXAM 2024-25

Poll

Bhupendra

Asked: January 10, 2025In: Class-11-Physics

A solid sphere, disc and solid cylinder all of the same mass and made of the same material are allowed to roll down (from rest) on the inclined plane, then

An inclined plane is a flat surface set at an angle to the horizontal, used to lift objects with less effort. Class 11 Physics Systems of Particle & Rotational Motion CBSE EXAM 2024-25

Poll

Bhupendra

Asked: January 10, 2025In: Class-11-Physics

For a hollow cylinder and a solid cylinder rolling without slipping on an inclined plane, then which of these reaches earlier

An inclined plane is a flat surface tilted at an angle, allowing objects to slide down due to gravity. Class 11 Physics Systems of Particle & Rotational Motion CBSE EXAM 2024-25

Poll

shanti34

Asked: January 9, 2025In: Class-11-Physics

If a sphere is rolling, the ratio of translational energy to total kinetic energy is given by

Translational energy refers to the energy possessed by an object due to its motion in a straight line. Class 11 Physics Systems of Particle & Rotational Motion CBSE EXAM 2024-25

Poll

shanti34

Asked: January 9, 2025In: Class-11-Physics

A flywheel rotating about fixed axis has a kinetic energy of 360 joule when its angular speed is 30 radian/sec. The moment of inertia of the wheel about the axis of rotation is

The axis of rotation is an imaginary line around which an object rotates, determining its angular motion and orientation. Class 11 Physics Systems of Particle & Rotational Motion CBSE EXAM 2024-25

Poll

shanti34

Asked: January 9, 2025In: Class-11-Physics

Moment of inertia of a uniform circular disc about a diameter is l. Its moment of inertia about an axis perpendicular to its plane and passing through a point on its rim will be

Moment of inertia measures an object’s resistance to rotational motion, depending on its mass distribution and axis of rotation. Class 11 Physics Systems of Particle & Rotational Motion CBSE EXAM 2024-25

Poll

konika23

Asked: January 9, 2025In: Class-11-Physics

A circular disc is to be made by using iron and aluminium so that it acquired maximum moment of inertia about geometrical axis. It is possible with

The geometrical axis is an imaginary straight line that passes symmetrically through the center of a shape, object or system. Class 11 Physics Systems of Particle & Rotational Motion CBSE EXAM 2024-25

Poll

konika23

Asked: January 9, 2025In: Class-11-Physics

A wheel has angular acceleration of 3.0 rad/sec² and an initial angular speed of 2.00 rad/sec². In a time of 2 sec, it has rotated through an angle (in radian) of

Acceleration is the rate of change of velocity over time, indicating how quickly an object speeds up, slows down or changes direction. Class 11 Physics Systems of Particle & Rotational Motion CBSE EXAM 2024-25

Two particles which are initially at rest, move towards each other under the action of their internal attraction. If their speeds are v and 2v at any instant, then the speed of centre of mass of the system will be

A drum of radius R and mass M, rolls down without slipping along an inclined plane of angle θ. The frictional froce

A solid homogenous sphere of mass M and radius R is moving on rough horizontal surface, partly rolling and partly sliding. During this kind of motion of this sphere

A solid sphere, disc and solid cylinder all of the same mass and made of the same material are allowed to roll down (from rest) on the inclined plane, then

For a hollow cylinder and a solid cylinder rolling without slipping on an inclined plane, then which of these reaches earlier

If a sphere is rolling, the ratio of translational energy to total kinetic energy is given by

A flywheel rotating about fixed axis has a kinetic energy of 360 joule when its angular speed is 30 radian/sec. The moment of inertia of the wheel about the axis of rotation is

Moment of inertia of a uniform circular disc about a diameter is l. Its moment of inertia about an axis perpendicular to its plane and passing through a point on its rim will be

A circular disc is to be made by using iron and aluminium so that it acquired maximum moment of inertia about geometrical axis. It is possible with

A wheel has angular acceleration of 3.0 rad/sec² and an initial angular speed of 2.00 rad/sec². In a time of 2 sec, it has rotated through an angle (in radian) of

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