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Introduction To Gravitation And Kepler's Laws
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This lesson deals with basics of gravitation and Kepler's laws, along with the evolution of the concept of gravitation over the years. This lesson will be beneficial for the students preparing for JEE Main, JEE Advanced, AIIMS, AIPMT, COMED, BITS, Engineering & Medical entrance exams, various School & Board Exams and also for 9th and 10th Class students who are intrigued by Science and preparing for competitive exams such as NTSE, Olympiads.

Vaisakh Nair
Pursuing Masters in Nanoscience at IISc, Quizzer, Movie Buff, Wannabe Scientist.

U
mam pls suru se ek baar sara krwa do....
why the speed of Earth changes along the orbir
sir, I want to know gravitational wave and its applicatio
1. GRAVITATION Introduction to Gravitation and Kepler's law Presented by: Vaisakh Nair Follow me on: https://unacademy.in/user/VaisakhNair

2. FORCE Necessary to change speed and direction of motion

3. ISSAC NEWTON

4. * SATURN VENUS EARTH MERCURY SUN EARTH JUPITER MOON MARS PTOLEMY GEOCENTRIC MODEL

5. upi Satunt Suh Moon ARYABHATTA HELIOCENTRIC MODEL COPERNICUS

6. TYCHO BRAHE JOHANNES KEPLER

7. KEPLER'S LAWS

8. (1) Law of Orbits: All planets move in elliptical orbits with the sun situated at one of the foci of the ellipse.

9. Let sun be atthe gi aund let the positienL momentum planet be denoted by riin and ltpositie momentum 4 and prespecav Tutau swept. out b the he planettmass mintine interval et el-massmitme interva At velocity 2m angular momentum equal to rxp For a central force, directed along , Ln a conman &- so tohe maas Hence A constant t