HSC Science कक्षा ११ - Tamil Nadu Board of Secondary Education Question Bank Solutions for Physics

The kinetic energy of the satellite orbiting around the Earth is __________.

Derive the expression for the moment of inertia of a rod about its centre and perpendicular to the rod.

What is meant by escape speed in the case of the Earth?

Why is the energy of a satellite (or any other planet) negative?

What are geostationary and polar satellites?

Define weight

Why is there no lunar eclipse and solar eclipse every month?

How will you prove that Earth itself is spinning?

Derive the expression for the moment of inertia of a uniform ring about an axis passing through the centre and perpendicular to the plane.

Derive the expression for the moment of inertia of a uniform disc about an axis passing through the centre and perpendicular to the plane.

State and prove parallel axis theorem.

State and prove perpendicular axis theorem.

A uniform rod of mass m and length l makes a constant angle θ with an axis of rotation that passes through one end of the rod. Find the moment of inertia about this axis.

Find the moment of inertia of a hydrogen molecule about an axis passing through its centre of mass and perpendicular to the inter-atomic axis. Given: mass of hydrogen atom 1.7 × 10^-27 kg and interatomic distance is equal to 4 × 10-¹⁰ m.

Explain in detail the idea of weightlessness using the lift as an example.

Derive an expression for escape speed.

Derive the time period of the satellite orbiting the Earth.

Derive an expression for the energy of satellite.

Explain in detail the geostationary and polar satellites.

In the following, what are the quantities which that are conserved?