a physical quantity is measured - 10 M per second is it speed or velocity
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Velocity
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The physical quantities measure -10 m/s. It is velocity because speed cannot be negative but velocity can.
Velocity is a vector quantity whereas speed is a scalar quantity.
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The physical quantities measure -10 m/s. It is velocity because speed cannot be negative but velocity can.
Velocity is a vector quantity whereas speed is a scalar quantity.
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the speed is 10 M/s as it is a scalar quantity....and the velocity is -10m/s as it is a vector quantity......so sign measurement is required
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