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A satellite is revolving in a circular orbit at a distance of 2620 km from the surface of the earth. The time
period of revolution of the satellite is (Radius of the earth = 6380 km, mass of the earth = 6 × 1024 kg,
G = 6.67 × 10-11 N-m2/kg2)
  • a)
    2.35 hours
  • b)
    23.5 hours
  • c)
    3.25 hours
  • d)
    32.5 hours
Correct answer is option 'A'. Can you explain this answer?
Most Upvoted Answer
A satellite is revolving in a circular orbit at a distance of 2620 km ...
To find the time period of revolution of the satellite, we can use the formula for the period of a satellite in circular orbit:

T = 2π * √(r^3 / GM)

Where:
T = time period of revolution
r = distance from the center of the Earth to the satellite
G = gravitational constant
M = mass of the Earth

Given:
r = 2620 km + 6380 km = 9000 km = 9,000,000 m
G = 6.67430 × 10^-11 m^3/kg/s^2
M = 6 × 10^24 kg

Substituting the values into the formula:

T = 2π * √(9,000,000^3 / (6.67430 × 10^-11 * 6 × 10^24))

T = 2π * √(729,000,000,000,000,000,000,000,000,000 / 40.0452 × 10^13)

T = 2π * √(18,203,666,626,556,560,000)

T ≈ 2π * 4,269,928

T ≈ 26,789,908 seconds

Therefore, the time period of revolution of the satellite is approximately 26,789,908 seconds.
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Community Answer
A satellite is revolving in a circular orbit at a distance of 2620 km ...
2.35 hrs................
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A satellite is revolving in a circular orbit at a distance of 2620 km from the surface of the earth. The timeperiod of revolution of the satellite is (Radius of the earth = 6380 km, mass of the earth = 6 × 1024kg,G = 6.67 × 10-11N-m2/kg2)a)2.35 hoursb)23.5 hoursc)3.25 hoursd)32.5 hoursCorrect answer is option 'A'. Can you explain this answer?
Question Description
A satellite is revolving in a circular orbit at a distance of 2620 km from the surface of the earth. The timeperiod of revolution of the satellite is (Radius of the earth = 6380 km, mass of the earth = 6 × 1024kg,G = 6.67 × 10-11N-m2/kg2)a)2.35 hoursb)23.5 hoursc)3.25 hoursd)32.5 hoursCorrect answer is option 'A'. Can you explain this answer? for Class 9 2024 is part of Class 9 preparation. The Question and answers have been prepared according to the Class 9 exam syllabus. Information about A satellite is revolving in a circular orbit at a distance of 2620 km from the surface of the earth. The timeperiod of revolution of the satellite is (Radius of the earth = 6380 km, mass of the earth = 6 × 1024kg,G = 6.67 × 10-11N-m2/kg2)a)2.35 hoursb)23.5 hoursc)3.25 hoursd)32.5 hoursCorrect answer is option 'A'. Can you explain this answer? covers all topics & solutions for Class 9 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for A satellite is revolving in a circular orbit at a distance of 2620 km from the surface of the earth. The timeperiod of revolution of the satellite is (Radius of the earth = 6380 km, mass of the earth = 6 × 1024kg,G = 6.67 × 10-11N-m2/kg2)a)2.35 hoursb)23.5 hoursc)3.25 hoursd)32.5 hoursCorrect answer is option 'A'. Can you explain this answer?.
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