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प्रश्न
Define Vector quantities.
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उत्तर
The physical quantities which are ‘ expressed in magnitude, as well as direction, are called vector quantities.
For example: Displacement, velocity, acceleration, momentum, force, etc.
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संबंधित प्रश्न
State whether the following quantity is a scalar or vector.
- Pressure
- Force
- Momentum
- Energy
- Weight
- Speed
Pick out the scalar and vector quantities from the following list:
- mass
- density
- displacement
- distance
- momentum
- acceleration
- temperature
- time
Give two differences between speed and velocity.
What do you mean by a vector quantity?
Is mass a vector quantity?
A book is lying in an almirah. Is it at rest or in motion?
Out of force and energy, which one is vector?
Are the passengers sitting in a train in motion or at rest with respect to each other?
A train is moving out of a railway station. Is the platform at rest or in motion with respect to the moving train? Justify your answer.
Write down the three equations of motion.
