Question

Change the following speed in S. I units :----

a) 120 km/hr
b) 50 km/min​

Answer 1

Answer: a) 33.3 m/s and b) 833.5 m/s

Explanation: a) 120X5/18 = 33.3333m/s

But it can be taken as 33.33 m/s itself

b) 1 km/min = 16.67 m/s

So, 50X16.67 = 833.5 m/s

Hope it helps!!