Advertisements
Advertisements
प्रश्न
Give an example of the motion of a body moving with a constant speed but with a variable velocity. Draw a diagram to represent such a motion.
Advertisements
उत्तर
The motion of a body in a circular path with uniform speed has a variable velocity because in the circular path, the direction of motion of the body continuously changes with time.
APPEARS IN
संबंधित प्रश्न
What does the odometer of an automobile measure?
Change the speed of 6 m/s into km/h.
If a sprinter runs a distance of 100 metres in 9.83 seconds, calculate his average speed in km/h.
The distance between Delhi and Agra is 200 km. A train travels the first 100 km at a speed of 50 km/h. How fast must the train travel the next 100 km, so as to average 70 km/h for the whole journey ?
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 ball hits a wall horizontally at 6.0 m s-1. It rebounds horizontally at 4.4 m s-1. The ball is in contact with the wall for 0.040 s. What is the acceleration of the ball ?
The speed of a moving object is determined to be 0.06 m/s. This speed is equal to :
Which of the quantity-velocity or acceleration-determines the direction of motion?
Figure shows the displacement of a body at different times .
Calculate the average velocity during the time interval 5 s to 9 s ,
[Hint : From 5 s to 9 s , displacement = 7 m - 3m = 4m]
Give two examples of uniform circular motion from your daily life.
