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प्रश्न
What are the uses of equations of motion?
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उत्तर
Four variables are present in each equation of motion and if any of three is known to us then fourth can be easily find with the help of these equation of motion.
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संबंधित प्रश्न
What name is given to the speed in a specified direction ?
In addition to speed, what else should we know to predict the position of a moving body ?
Under which condition is the magnitude of average velocity equal to average speed ?
Which of the following statement is correct regarding velocity and speed of a moving body?
One of the following is not a vector quantity. This one is :
When is a body said to be in motion?
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.
Give one example of following motion :
Uniform velocity
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.
Define variable velocity and give one example.
