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Physics
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Question 21
21
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Question 21 • Physics
What is the approximate tangential speed of an object orbiting Earth with a radius of 1 point 8 times 10 to the 8th power m and a period of 2 point 2 times 10 to the 4th power s ?
Answer
A
5 point 1 times 10 to the 4th power m/s
B
5 point 1 times 10 to the 5th power m/s
C
7 point 7 times 10 to the negative 4 power m/s
D
7 point 7 times 10 to the 4th power m/s
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