The ratio of the orbital speeds of two satellites of the earth if the satellite are at heights `6400 km` and `19200km`(Raduis of the earth=`6400 km`)

Question

The ratio of the orbital speeds of two satellites of the earth if the satellite are at heights `6400 km` and `19200km`(Raduis of the earth=`6400 km`)

The ratio of the orbital speeds of two satellites of the earth if the satellite are at heights `6400 km` and `19200km`(Raduis of the earth=`6400 km`)
A. `sqrt(2):1`
B. `sqrt(3):1`
C. `2:1`
D. `3:1`

Monjur Alahi

5 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - A
`V_(0)=sqrt((GM)/(R+h))rArr V_(0)prop1/(sqrt(R+h))`

5 views Answered 2023-02-05 15:29