Q1PhysicsUnit 5: Rotational Motion
Which of the following laws are conserved, if the areal acceleration is
zero
Physics · JEE
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6+ important formulas for Rotational Motion
Subtopics in Rotational Motion
- Centre of mass of a two-particle system, centre of mass of a rigid body
- Basic concepts of rotational motion, moment of a force, torque, angular momentum, conservation of angular momentum and its applications
- The moment of inertia, the radius of gyration, values of moments of inertia for simple geometrical objects
- Parallel and perpendicular axes theorems and their applications
- Equilibrium of rigid bodies, rigid body rotation and equations of rotational motion, comparison of linear and rotational motions
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Q2PhysicsUnit 5: Rotational Motion
Two point size bodies of masses
are fixed at two ends of a light rod
of length The moment of inertia of these two bodies about an axis
perpendicular to the length of rod and
passing through their center of mass is:
Q3PhysicsUnit 5: Rotational Motion
Calculate total moment of the two
forces about
Q4PhysicsUnit 5: Rotational Motion
When there is no external torque acting on a body moving in an elliptical path, which of the following quantities remains constant?
Q5PhysicsUnit 5: Rotational Motion
How far from the midpoint of the stick
is the center of mass of the stick-puck
combination after the collision?
Q6PhysicsUnit 5: Rotational Motion
The moment of inertia of a flywheel is which is initially stationary. constant external torque acts on the wheel. The work done by this torque
during 10 sec is:
Q7PhysicsUnit 5: Rotational Motion
A solid sphere is rotating in free space. If the radius of the sphere is increased keeping the mass same without applying any external force, which one of the following will not be affected?
Q8PhysicsUnit 5: Rotational Motion
The vertical forces that the ground
exerts on a stationary van are shown.
The van is long with the wheels
at a distance of from the front
of the van and from the rear of
the van.
What is the horizontal distance of the
van's centre of gravity from the front of the van?
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