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| 1. |
What is Kepler\'s laws |
| Answer» Kepler’s 1st Law: Law of OrbitsStatement: - The orbit of every planet is an ellipse around the sun with sun at one of the two foci of ellipse.Kepler’s 2nd law: Law of AreasStatement:-The line that joins a planet to the sun sweeps out equal areas in equal intervals of time.Kepler’s 3rdLaw: Law of periodsStatement: -\tAccording to this law the square of time period of a planet is ∝ to the cube of the semi-major axisof its orbit.\tSuppose earth is revolving around the sun then the square of the time period (time taken to complete one revolution around sun) is ∝ to the cube of the semi major axis.\tIt is known as Law of Periods as it is dependent on the time period of planets. | |