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प्रश्न
In which of the following cases of motion, the distance moved and the magnitude of displacement are equal?
विकल्प
if the car is moving on straight road
if the car is moving on circular road
if the pendulum is moving to and fro
if a planet is moving around the sun
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उत्तर
if the car is moving on straight road
The magnitude of displacement is equal to the distance travelled by a body when it travels in a straight line.
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संबंधित प्रश्न
State whether distance is a scalar or a vector quantity.
A boy walks from his classroom to the bookshop along a straight corridor towards North. He covers a distance of 20 m in 25 seconds to reach the bookshop. After buying a book, he travels the same distance in the same time to reach back in the classroom. Find (a) average speed, and (b) average velocity, of the boy.
Can displacement be zero even if the distance is not zero? Give one example to explain your answer.
State how the velocity-time graph can be used to find The displacement of the body in a given time.
Calculate the distance and displacement in the following case:
A satellite makes a complete round along its circular orbit. What is its displacement?
Is distance covered during nth second more than the distance covered in n seconds?
Four cars A, B, C, and D are moving on a levelled road. Their distance versus time graphs are shown in Fig. 8.2. Choose the correct statement.
Distance is a ______ quantity.
The displacement is zero when the initial and final positions are ______.
