Raj walk in a room of length 10 m with a speed of 5 km/hr . Express this speed in m/sec
Assume that you are in a boat and your boat goes along with the water stream with a speed of 10 km/hr. And the speed of the stream is 5 km/hr. Then what is the effective speed of your boat in this case?
The speed of a car is 18m/s. Express this speed in km/h.