Q. According to Kepler’s Laws, the cube of the mean distance of a planet from the Sun is proportional to the

A
area that is swept out
B
cube of the period
C
square of the period
D
fourth power of the mean distance
Solution:

Virtuoso
The square of the orbital period of a planet is proportional to the cube of the semi-major axis of its orbit That’s Kepler’s third law.

The other two are the orbit of each planet is an ellipse with the Sun at a focus, and a line between a planet and the Sun sweeps out equal areas in equal times.

Entri Contact Image

Get Expert Advice for Free: Register for Your Free Consultation Now!