Advertisements
Advertisements
प्रश्न
Under what condition(s) is the magnitude of average velocity of an object equal to its average speed?
Advertisements
उत्तर
When the amount of displacement equals the total distance travelled, the average velocity is equal to the average speed. This occurs when an object travels in a single direction in a straight line (without turning back).
संबंधित प्रश्न
What does the odometer of an automobile measure?
Arrange the following speed in increasing order (keeping the least speed first):
A bicycle moving with a speed of 200 m/min.
A car travels 100 km at a speed of 60 km/h and returns with a speed of 40 km/h. Calculate the average speed for the whole journey.
What do you mean by motion in one direction?
Give one example of following motion :
Variable velocity
Arrange the following speeds in increasing order.
10 m s-1, 1 km min-1 and 18 km h-1.
A train takes 2 h to reach station B from station A, and then 3 h to return from station B to station A. The distance between the two stations is 200 km. Find:
The average speed,
The average velocity of the train.
From the displacement-time graph of a cyclist given below in the Figure, find The average velocity in the first 4 s.
What is the relation between distance and time when the body is moving with uniform velocity?
Write down the type of motion of a body along with the A – O – B of the following distance – time graph.
