state whether speed is a scalar or velocity is vector give reason for your choice
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Speed is a scalar quantity.. because it can be described completely by its magnitude, direction is not needed... whereas in vector quantities, magnitude as well as direction is required. Speed is a scalar quantity because speed has only their magnitude so its a scalar quantity.
giriraj9414765585:
or vector quantity
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speed is scalar quantity because it has only magnitude not direction...
it only tell us about magnitude for example 10km/hrs
means 10hrs can be cover in 1 hour it doesn't tell in which direction 10hrs will be cover
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