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A dimensionless quantity...

A dimensionless quantity

A

Never has a unit

B

Always has a unit

C

May have a unit

D

Does not exist

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ALLEN-BASIC MATHS-EXERCISE-2
  1. Which of the following does not have the dimensions of force?

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  2. Which of the following is incorrect statement?

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  3. A dimensionless quantity

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  4. A unitless quantity

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  5. Which of the following is incorrect statement?

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  6. Two physical quantities of which one is a vector and the other is a sc...

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  7. The fundamental quantity which has the same power in the dimensional f...

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  8. The ratio of one micron to one nanometre is

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  9. The equation of a wave is given by Y = A sin omega ((x)/(v) - k), wher...

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  10. Temperature can be expressed as a derived quantity in terms of any of ...

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  11. The time dependence of a physical quantity P is given by P=P(0) exp (-...

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  12. Density of wood is 0.5 g//c c in the CGS system of units. The correspo...

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  13. In a particular system the units of length, mass and time are chosen t...

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  14. Match List-I with List-II and select the correct answer by using the c...

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  15. Which of the following is not the unit of time

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  16. Which of the following is smallest unit?

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  17. Which relation is wrong ?

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  18. The dimensional formula of angular velocity is

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  19. If A and B are two physical quantities having different dimensions the...

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  20. The dimensional formula of product and quotient of two physical quanti...

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