Q942
The sensation of weightlessness in a spacecraft in an orbit is due to the
A.
Absence of gravity outside
B.
Acceleration in the orbit which is equal to the acceleration due to gravity outside
AnswerC.
Presence of gravity outside but not inside the spacecraft
D.
Fact that spacecraft in the orbit has no energy
Answer: Option B
Solution
Answer: Option B
Solution:
The sensation of weightlessness in a spacecraft in an orbit is due to the acceleration in the orbit which is equal to the acceleration due to gravity outside.