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What is Speed ? state it's unit.
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The distance covered by an object in a unit time is known as speed.. Si unit of speed is m/sec
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Speed is measured as the ratio of distance to the time in which the distance was covered. Speed is a scalar quantity as it has only direction and no magnitude. Speed is a measure of how fast something is moving, or rather, how much distance is the object moving per unit time.
S.I unit : m/s.
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