Advertisements
Advertisements
प्रश्न
What can you say about the motion of a body if:
its velocity-time graph is a straight line ?
Advertisements
उत्तर
The body has a uniform acceleration if its velocity-time graph is a straight line. If the straight line is parallel to the time axis then the magnitude of uniform acceleration is zero.
APPEARS IN
संबंधित प्रश्न
Draw a velocity-time graph to show the following motion :
A car accelerates uniformly from rest for 5 s ; then it travels at a steady’ velocity for 5 s.
Three speed-time graphs are given below :

Which graph represents the case of:
(i) a cricket ball thrown vertically upwards and returning to the hands of the thrower ?
(ii) a trolley decelerating to a constant speed and then accelerating uniformly ?
From the displacement-time graph of a cyclist given below in the Figure, find The time after which he reaches the starting point .

Diagram shows a velocity – time graph for a car starting from rest. The graph has three sections AB, BC and CD.

Compare the distance travelled in section BC with the distance travelled in section AB.
From the velocity – time graph given below, calculate Average velocity in region CED.

How does the slope of a speed-time graph give the acceleration of a body moving along a straight line?
Draw the speed-time graph of a body when its initial speed is not zero and the speed increases uniformly with time.
Draw velocity-time graph to show:
Zero acceleration
Write a sentence to explain the shape of graph.
Figure shows the distance-time graph of three students A, B and C. On the basis of the graph, answer the following :
Which of the three is traveling the fastest?
From the v-t graph, ______ can be calculated.
