Physics
Which of the following is a scalar quantity?
- Force
- Time
- Acceleration
- Displacement
Motion in One Dimension
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Answer
Time
Reason — Time has only magnitude, whereas force, acceleration and displacement all have magnitude as well as direction.
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- Tensor quantities
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- Direction
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- Both (a) and (b)
- None of these
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- Work
- Pressure
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The motion of a train on a straight track is an example of …………… motion.
- Two dimensional
- Three dimensional
- One dimensional
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