SSC
PHYSICS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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hour= ____ minute
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60
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50
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10
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20
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Explanation:
Detailed explanation-1: -There are 60 seconds in 1 minute. In other words, a second is 160 of a minute. The second is called the base unit of time. That means scientists defined one minute to be 60 seconds.
Detailed explanation-2: -There are exactly 60 seconds in a minute, exactly 60 minutes in an hour, exactly 24 hours in a mean solar day, and 365.24 solar days in a solar year.
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