Two satellites orbiting around the earth have their critical speeds in the ratio 4 : 5. What is the ratio of their orbital radii ?

Question

Two satellites orbiting around the earth have their critical speeds in the ratio 4 : 5. What is the ratio of their orbital radii ?

Two satellites orbiting around the earth have their critical speeds in the ratio 4 : 5. What is the ratio of their orbital radii ?
A. `100:1`
B. `1:100`
C. `10:1`
D. `1:1`

Monjur Alahi

8 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 - d
`(T_(1))/(T_(2))=((r_(1))/(r_(2)))^(3//2)`
`(1)^(2//3)=(r_(1))/(r_(2))" "therefore (r_(1))/(r_(2))=(1)/(1).`

8 views Answered 2023-02-05 15:29