What is the standard unit of time in SI system?How is it related to mean solar day?
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3
Answer:
standard unit of time is second
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5
Answer:
its SI unit is second
Explanation:
A Mean Solar Day is 24 hours. An apparent day may be between 20 to 30 seconds shorter or longer than this due to the effects above but obviously, for the sake of timekeeping, it is sensible to use an average. ... It orbits the Earth at a constant rate so that every day is the same length.
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