Advertisements
Advertisements
Question
Show the shape of the distance-time graph for the motion in the following case:
A car moving with a constant speed.
Solution
A car moving with a constant speed covers an equal distance in equal intervals of time.
Such motion of the car is represented in the given distance-time graph.
APPEARS IN
RELATED QUESTIONS
What can you say about the motion of an object if its speed-time graph is a straight line parallel to the time axis?
Four cars A, B, C and D are moving on a levelled, straight road. Their distance-time graphs are shown in the given figure. Which of the following is the correct statement regarding the motion of these cars?
Figure (a) shows the displacement-time graph for the motion of a body. Use it to calculate the velocity of the body at t = 1 s, 2 s and 3 s, and then draw the velocity-time graph in Figure (b) for it.
![]() |
![]() |
(a) | (b) |
A spaceship is moving in space with a velocity of 60 kms−1. It fires its retro engines for 20 seconds and velocity is reduced to 55 kms−1. Calculate the distance travelled by a spaceship in 40 s, from the time of firing of the retro- rockets.
Two friends leave Delhi for Chandigarh in their cars. A starts at 5 am and moves with a constant speed of 30 km/h, whereas B starts at 6 am and moves with a constant speed of 40 kmh-1. Plot the distance-time graph for their motion and find at what time the two friends will meet and at what distance from Delhi.
Write down the type of motion of a body in each of the following distance time-graph.
What are the uses of the graphical study of motion?
Complete the data of the table given below with the help of the distance-time graph given in Figure 13.6
Distance (m) | 0 | 4 | ? | 12 | ? | 20 |
Time (s) | 0 | 2 | 4 | ? | 8 | 10 |
The slope of the distance-time graph indicates the speed.
What do you infer if
- Distance – time graph is a straight line.
- The velocity-time graph is curved.
- Displacement time is zigzag.