1.

Calculate seconds in a day.

Answer»

If mean solar day is assumed as standard time and it is divided into 24 equal parts then 1 day = 24 hours.

Similarly, if one hour is divided into 60 equal minutes and one minutes is divided into 60 equal seconds, then 

1 hour = 60 minutes

1 minute = 60 seconds

Similarly, you will find that 1 hour has 3600 seconds and 1 day has 86400 seconds.



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