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The dimensional formla of wave number is...

The dimensional formla of wave number is

A

`[M^(o)L^(o)T^(-1)]`

B

`[M^(-1)L^(-1)T^(o)]`

C

`[M^(o)L^(-1)T^(o)]`

D

`[M^(o)L^(o) T^(o)]`

Text Solution

Verified by Experts

The correct Answer is:
C

Wave number = K = `(1)/(lamda)= [M^(0)L^(-1)T^(0)]`
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ALLEN -PHYSICAL WORLD, UNITS AND DIMENSIONS & ERRORS IN MEASUREMENT -EXERCISE-I DIMENSIONS
  1. When wave travells in medium, the displacement of a particle located a...

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  2. The dimensional formla of wave number is

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  3. The method of dimensional analysis can be used to derive which of the ...

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  4. Which of the following does not have the dimensions of force?

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  5. Which of the following is incorrect statement

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  6. A dimensionless quantity

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  7. Which one of the following is unitless quantity ?

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  8. Which of the following is incorrect ?

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

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  10. The equation of a wave is given by Y=A sin omega ((x)/(v)-k) where ome...

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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. The dimensional formula of angular velocity is

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  13. The equation of state of a real gas is given by (P+a/V^(2)) (V-b)=RT ...

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  14. A force F is given by F=at+bt^(2), where t is time. The dimension of a...

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  15. If the enrgy E=G^(p) h^(q) C^(r) where G is the universal gravitationa...

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  16. Match list I with II and select the correct answer :

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  17. Which of the following paris does not have similar dimensions ?

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  18. The dimension of torque are

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  19. Using mass (M), length (L) time (T) and current (A) as fundamental qua...

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  20. Dimensions of relative density is

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