SELECT * FROM question_mgmt as q WHERE id=4169 AND status=1 SELECT id,question_no,question,chapter FROM question_mgmt as q WHERE courseId=8 AND subId=16 AND chapterId=190 and ex_no='6' AND status=1 ORDER BY CAST(question_no AS UNSIGNED) CBSE Free NCERT Solution of 9th science Gravitation what is the magnitude of the gravitational force b

Question:

What is the magnitude of the gravitational force between the earth and a 1 kg object on its surface? (Mass of the earth is 6 × 1024 kg and radius of the earth is 6.4 × 106 m.)

Answer:

Given; Mass of Earth, M = 6 × 1024 kg

Mass of object, m = 1 kg

Universal gravitational constant, G = 6.7 × 10−11 Nm2 kg−2

radius of the Earth (R) = R = 6.4 × 106 m

Gravitational force,


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SELECT ex_no,question,question_no,id,chapter FROM question_mgmt as q WHERE courseId='8' AND subId='16' AND ex_no!=0 AND status=1 and id!=4169 ORDER BY last_viewed_on desc limit 0,10

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  • Answered by Ekta Mehta
  • 4 months ago

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  • Answered by Ekta Mehta
  • 4 months ago

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