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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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