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प्रश्न
Name the physical quantity which gives us an idea of how slow or fast a body is moving.
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उत्तर
Speed gives an idea of how slow or fast a body is moving.
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संबंधित प्रश्न
A train starting from rest moves with a uniform acceleration of 0.2 m/s2 for 5 minutes. Calculate the speed acquired and the distance travelled in this time.
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.
A car moving on a straight path covers a distance of 1 km due east in 100 s. What is the speed of the car?
Figure shows the displacement of a body at different times .
Calculate the velocity of the body as it moves for time interval :
(i) 0 to 5 s,
(ii) 5 s to 7 s
(iii) 7 s to 9 s.
From the displacement-time graph of a cyclist given below in the Figure, find The average velocity in the first 4 s.
The velocity-time graph of a moving body is given below in Figure
Total displacement.
A train travels with a speed of 60 km h-1 from station A to station B and then comes back with a speed 80 km h-1 from station B to station A. Find -
- The average speed
- The average velocity of the train.
What are the uses of equations of motion?
Which of the following figures (Fig. 8.3) represents uniform motion of a moving object correctly?
