Question
Question: In order to find time, the astronaut orbiting in an earth satellite should use...
In order to find time, the astronaut orbiting in an earth satellite should use
A
A pendulum clock
B
A watch having main spring to keep it going
C
Either a pendulum clock or a watch
D
Neither a pendulum clock nor a watch
Answer
A watch having main spring to keep it going
Explanation
Solution
In pendulum clock the time period depends on the value of g, while in spring watch, the time period is independent of the value of g.