Express each of the following in SI units:
5 feet 2 inches (the average height of an Indian female).
5 feet 2 inches:
5 feet 2 inches = 62 inches
A train covers a distance of 144 kilometers in two hours. What is the speed of the train in m/s.
Distance covered = 144 kilometers
= 144 x 1000 m
Time taken = 2 hours = 2 x 60 x 60 second