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  • Question
  • "The Law of Kepler" is related with which among the following ?


  • Options
  • A. Planetary Motion
  • B. Law of Conservation of energy
  • C. Law of Gravitation
  • D. None

  • Correct Answer
  • Planetary Motion 

    Explanation

    Kepler's laws of planetary motion are three scientific laws describing the motion of planets around the Sun.

    • Kepler?s three laws of planetary motion can be stated as follows:

    (1) All planets move about the Sun in elliptical orbits, having the Sun as one of the foci.

    (2) A radius vector joining any planet to the Sun sweeps out equal areas in equal lengths of time.

    (3) The squares of the sidereal periods (of revolution) of the planets are directly proportional to the cubes of their mean distances from the Sun.

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    More questions

    • 1. The mean surface temperature of the sun is estimated to be of the prder of

    • Options
    • A. 5500?C
    • B. 4000?C
    • C. 2000?C
    • D. 1000?C
    • Discuss
    • 2. The Pyrenees mountains are located on the border between ____ and ____

    • Options
    • A. Romania, Bulgaria
    • B. Norway, Sweden
    • C. Hungary, Romania
    • D. France, Spain
    • Discuss
    • 3. What is the relationship between resistivity r and conductivity s?

    • Options
    • A. R = s2
    • B. R = s
    • C. R > s
    • D. R = 1/s
    • Discuss
    • 4. Which of the following is used as a lubricant?

    • Options
    • A. Graphite
    • B. Silica
    • C. Iron Oxide
    • D. Diamond
    • Discuss
    • 5. Fenway Park is the home field of what Major League Baseball team?

    • Options
    • A. New York Yankees
    • B. Chicago White Sox
    • C. Montreal Expos
    • D. Boston Red Sox
    • Discuss
    • 6. The religion of Afghanistan is

    • Options
    • A. Islam
    • B. Buddhism
    • C. Hinduism
    • D. Christianity
    • Discuss
    • 7. Who was the first Indian woman to win a medal in the Olympics?

    • Options
    • A. P.T.Usha
    • B. Karnam Malleshwari
    • C. Kunjarani Devi
    • D. Bachendri Pal
    • Discuss
    • 8. Who is known as 'Desert Fox'?

    • Options
    • A. Bismarck
    • B. Eisenhower
    • C. Gen. Rommel
    • D. Walter Scott
    • Discuss
    • 9. The letters, "DOS" stand for...

    • Options
    • A. Data Out System
    • B. Disk Out System
    • C. Disk Operating System
    • D. Data Operating System
    • Discuss
    • 10. Which of the following countries is not a member of SAARC?

    • Options
    • A. Nepal
    • B. Bangladesh
    • C. Afghanistan
    • D. Myanmar
    • Discuss


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