What is orbital velocity ? Obtain an expression for it.

What is meant by relative velocity ? Write an expression for the velocity of A and B particle relative to the other moving with velocities v_ and v_ along a straight line.

It is known that the time of revolution T of a satellite around the earth depends on the universal gravitational constant G, the mass of the earth M, and the radius of the circular orbit R. Obtain an expression for T using dimensional analysis.

Define orbital velocity. Obtain the relation between orbital velocity and acceleration due to gravity g, for a satellite orbiting very close to the surface of the earth.

A short linear object is placed at a distance u along the axis of a spherical mirror of focal length f. a. Obtain an expression for the longitudinal magnification. b. Also, obtain an expression for th eration of the velocity of image (v) to the velocity of the object (u).

What is the orbital velocity of an artifical satellite revolving round the earth at a height 100 km?

Explain the meaning of kinetic energy. With examples obtain an expression for the kinetic energy of a body moving with a uniform velocity.

In a series LCR circuit, obtain an expression for the resonant frequency.

Why are the curved roads banked ? Obtain an expression for angle of banking of a curved road .

What is an atomic orbital ?

If due to air drag, the orbital radius of satelite decreases from R to R-DeltaR,DeltaRltltR , then the expression for change is orbital velocity Deltav is [mass of earth M]:-