A body starting with initial velocity u moves with a constant accelearation a. Find the expression for distance travelled in nth second. A body was dropped from a very high building, calculate its distance travelled in 5th second. [5 MARKS]
A man driving a car in such a way that the car covers n kms in nth second. Find the total distance travelled by the car for 40 seconds (in km)
The distance travelled by an object thrown upwards in t seconds is 30t − 4.9t2 metres. After how much time would it fall down? At what all times would it be 20 metres above the ground?