Which of the following quantities is not a vector?

This question was previously asked in
45th BPSC Prelims (Held in 2002) Official paper
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  1. Displacement
  2. Velocity
  3. Force
  4. Volume

Answer (Detailed Solution Below)

Option 4 : Volume
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Detailed Solution

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The correct answer is Volume.

Key Points

  • Vector:-
    • A vector is a quantity that has both a magnitude and a direction and obeys the triangle law of addition or equivalently the parallelogram law of addition.
    • Some physical quantities that are represented by vectors are displacement, velocity, acceleration, and force.
  • Volume:-
    • Volume is the amount of space occupied by an object.
    • Volume is not a vector quantity as it does not talk about direction but only about magnitude.

Additional Information

  •  Displacement:-
    • It is the shortest distance measured from the initial to the final position of an object.
    • It is a vector quantity.
  • Velocity:-
    • Velocity is the speed of an object moving in a definite direction.
    • It can be uniform or variable.
    • It is a vector quantity.
  • Force:-
    • In science, a push or pull on an object is called force.
    • Force is a vector quantity.
    • There are various types of forces:-
      • Muscular Force
      • Friction
      • Magnetic Force
      • Electrostatic Force
      • Gravitational Force
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