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प्रश्न
How many variables are present in each equation of motion?
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उत्तर
Four variables are present in each equation of motion.
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संबंधित प्रश्न
Joseph jogs from one end A to the other end B of a straight 300 m road in 2 minutes 30 seconds and then turns around and jogs 100 m back to point C in another 1 minute. What are Joseph’s average speeds and velocities in jogging?
- from A to B and
- from A to C?
Change the speed of 6 m/s into km/h.
Under which condition is the magnitude of average velocity equal to average speed ?
Write the formula to calculate the speed of a body moving along a circular path. Give the meaning of each symbol which occurs in it.
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.
Which of the following can sometimes be 'zero' for a moving body?
(i) average velocity
(ii) distance travelled
(iii) average speed
(iv) displacement
Express the following in m s−1.
1 km h−1
Define variable velocity and give one example.
Draw a diagram to show the motion of a body whose speed remains constant, but velocity changes continuously.
Which of the following figures (Fig. 8.3) represents uniform motion of a moving object correctly?
