Tiwari Academy Discussion

Poll

konika23

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

A rod has length 3 m and its mass acting per unit length is directly proportional to distance x from one of its end, then its centre of gravity from that end will be at

The center of gravity is the point where an object’s weight is evenly distributed, influencing stability and balance during motion. Class 11 Physics Systems of Particle & Rotational Motion CBSE EXAM 2024-25

Poll

konika23

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

A solid sphere of radius R is placed on smooth horizontal surface. A horizontal force F is applied at height h from the lowest point. For the maximum acceleration of centre of mass, which is correct?

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

Poll

konika23

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

The centre of mass of a system of particles does not depend on

Mass is a measure of the amount of matter in an object, influencing its resistance to acceleration and gravitational attraction. Class 11 Physics Systems of Particle & Rotational Motion CBSE EXAM 2024-25

Poll

konika23

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

Three identical metal balls, each of the radius r are placed touching each other on a horizontal surface such that an equilateral triangle is formed surface such that an equilateral triangle is formed when centres of three balls are joined. The centre of the mass of the system is located at

The center of mass is the point in an object or system where mass is evenly distributed, balancing all parts effectively. Class 11 Physics Systems of Particle & Rotational Motion CBSE EXAM 2024-25

Poll

konika23

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

A horizontal platform is rotating with uniform angular velocity ω around the vertical axis passing through its centre. At some instant of time, a viscous liquid of mass m is dropped at the centre and is allowed to spread out and finally fall. The angular velocity during this period.

Uniform angular velocity refers to a constant rate of rotation, where an object moves around a circular path with consistent angular displacement over time. Class 11 Physics Systems of Particle & Rotational Motion CBSE EXAM 2024-25

Poll

konika23

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

A rod of length 1.4 m and negligible mass has two masses of 0.3 kg and 0.7 kg tied to its two ends. Find the location of the point on this rod, where the rotational energy is minimum, when the rod is rotated about the point.

Energy is the capacity to do work or produce change, existing in various forms such as kinetic, potential, thermal and chemical. Class 11 Physics Systems of Particle & Rotational Motion CBSE EXAM 2024-25

Poll

annu10

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

A body is projected from the ground with some angle to the horizontal. What happens to the angular momentum about the initial position in this motion?

Momentum is the product of an object’s mass and velocity, representing its motion’s quantity and direction in physics. Class 11 Physics Systems of Particle & Rotational Motion CBSE EXAM 2024-25

Poll

annu10

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

The angular momentum of a moving body remains constant, if

Angular momentum is the rotational equivalent of linear momentum, representing the quantity of rotation of an object about an axis. Class 11 Physics Systems of Particle & Rotational Motion CBSE EXAM 2024-25

Poll

annu10

Asked: January 8, 2025In: Class-11-Physics

The motion of planets in the solar system is an example of the conservation of

The motion of planets involves their elliptical orbits around the Sun, governed by gravitational forces and described by Kepler’s laws. Class 11 Physics Systems of Particle & Rotational Motion CBSE EXAM 2024-25

Poll

annu10

Asked: January 8, 2025In: Class-11-Physics

The direction of angular velocity vector is along

Velocity is a vector quantity that describes the rate of change of an object’s position with respect to time and direction. Class 11 Physics Systems of Particle & Rotational Motion CBSE EXAM 2024-25

A rod has length 3 m and its mass acting per unit length is directly proportional to distance x from one of its end, then its centre of gravity from that end will be at

A solid sphere of radius R is placed on smooth horizontal surface. A horizontal force F is applied at height h from the lowest point. For the maximum acceleration of centre of mass, which is correct?

The centre of mass of a system of particles does not depend on

Three identical metal balls, each of the radius r are placed touching each other on a horizontal surface such that an equilateral triangle is formed surface such that an equilateral triangle is formed when centres of three balls are joined. The centre of the mass of the system is located at

A horizontal platform is rotating with uniform angular velocity ω around the vertical axis passing through its centre. At some instant of time, a viscous liquid of mass m is dropped at the centre and is allowed to spread out and finally fall. The angular velocity during this period.

A rod of length 1.4 m and negligible mass has two masses of 0.3 kg and 0.7 kg tied to its two ends. Find the location of the point on this rod, where the rotational energy is minimum, when the rod is rotated about the point.

A body is projected from the ground with some angle to the horizontal. What happens to the angular momentum about the initial position in this motion?

The angular momentum of a moving body remains constant, if

The motion of planets in the solar system is an example of the conservation of

The direction of angular velocity vector is along

Which is the best website providing NCERT Solutions?

NCERT Books

Where can I get NCERT books in PDF format?

NIOS

NCERT Solutions

Sign Up

Sign In

Forgot Password

Tiwari Academy Discussion Latest Questions