A minute is a fraction of the mean solar day.
Hence, the statement is true.
Complete the following :
(a) 1 nano second = ..............................S.
(b) 1μs =................................S.
(c) 1 mean solar day = ................................S.
(d) 1 year =.................................S.
Explain the Following (a) What do you understand by the term mean solar day?
(b) How many hours are there in one mean solar day?
(c) How many minutes are there in one mean solar day?
(d) How many seconds are there in one mean solar day?