Complete the following :
(a) 1 nano second = ..............................S.
(b) 1μs =................................S.
(c) 1 mean solar day = ................................S.
(d) 1 year =.................................S.
(a) 1 nanosecond = 10-9 s
(b) 1 µs = 10-6 s
(c) 1 mean solar day = 86400 s
(d) 1 year = 3.15 × 107 s