Advertisements
Advertisements
Question
In figure the position of a body times is shown . Calculate the speed of the body as it moves from 0 to A, A to B, B to C and i ts average speed .
Advertisements
Solution
{a) Speed as it moves from o to a = {6 - O)/ {3 - 0 = 2 ms-1.
(b) Speed as it moves from A to B = {6 - 6)/ (5 - 3) = o ms-1.
(c) Speed as it moves from B to c = {14 - 6)/ {8 -5) = 8/ 3 = 2.66 ms-1
APPEARS IN
RELATED QUESTIONS
Salma takes 15 minutes from her house to reach her school on a bicycle. If the bicycle has a speed of 2 m/s, calculate the distance between her house and the school.
Which is greater?
(i) 60 km/hr
(ii) 15 m/s
Does uniform speed mean constant speed?
The correct relation among the following is
Distances between two cities are measured in kilometres.
The SI unit of speed is a kilometer.
______ is the distance traveled by a body per unit of time.
A car increases its speed from 20 km/h to 50km/h in 10 seconds. Its acceleration is ______.
Which of the quantities have the same SI unit?
Distinguish between Speed and velocity.
