scalar quantity meaning in Hindi

A detector has only one input and one output, both being scalar quantities.
In classical physics, energy is a scalar quantity, the canonical conjugate to time.
In classical mechanics, mass is a scalar quantity, but in relativity it changes with velocity.
An example of a scalar quantity is temperature : the temperature at a given point is a single number.
The focus there seems to be on scalar quantities such as energy, or more generally four-momentum.
Each rocket has a characteristic thrust-to-weight curve or acceleration curve, not just a scalar quantity.
Since this is only the time derivative of volume, a scalar quantity, the volumetric flow rate is also a scalar quantity.
Since this is only the time derivative of volume, a scalar quantity, the volumetric flow rate is also a scalar quantity.
Since mass is a scalar quantity, the mass flow rate ( the time derivative of mass ) is also a scalar quantity.
Since mass is a scalar quantity, the mass flow rate ( the time derivative of mass ) is also a scalar quantity.

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