Advertisements
Advertisements
प्रश्न
Give one example of following motion :
Uniform velocity
Advertisements
उत्तर
Example of uniform velocity : A body, once started, moves on a frictionless surface with uniform velocity.
APPEARS IN
संबंधित प्रश्न
Arrange the following speed in increasing order (keeping the least speed first):
An athlete running with a speed of 10 m/s.
A car is moving along a straight road at a steady speed. It travels 150 m in 5 seconds:
How far does it travel in 1 second ?
A car is moving along a straight road at a steady speed. It travels 150 m in 5 seconds:
How far does it travel in 6 seconds ?
A car is moving along a straight road at a steady speed. It travels 150 m in 5 seconds:
How long does it take to travel 240 m ?
The graph given alongside shows how the speed of a car changes with time:
(i) What is the initial speed of the car ?
(ii) What is the maximum speed attained by the car ?
(iii) Which part of the graph shows zero acceleration ?
(iv) Which part of the graph shows varying retardation ?
(v) Find the distance travelled in first 8 hours.
The speed of a moving object is determined to be 0.06 m/s. This speed is equal to :
Express the following in m s−1.
1 km h−1
A car travels the first 30 km with a uniform speed of 60 km h−1 and the next 30 km with a uniform speed of 40 km h−1. Calculate :
- The total time of journey,
- The average 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.
