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A unit less qunatity...

A unit less qunatity

A

never has a nonzero dimension

B

always has nonzero dimension

C

may have a nonzero dimension

D

does not exit

Text Solution

Verified by Experts

The correct Answer is:
A
it is obvious.
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RESONANCE ENGLISH-UNITS, DIMENSION & MEASUREMENT-Exercise
  1. Which of the following sets cannot enter into the list of fundamental ...

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  2. A dimensionless quantity

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  3. A unit less qunatity

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  4. Of the following quantities , which one has the dimensions different f...

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  5. Which of the following sets have different dimensions?

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  6. The dimensional formula for latent heat is

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  7. The young's modulus of a material of wire is 12.6 xx 10^(11) "dyne"//c...

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  8. A watt is

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  9. Assertion : Kilowatt hour is the unit of power. Reason: One kilowa...

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  10. The dimension of Planck constant equals to that of :

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  11. Unit of surface tension is

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  12. If unit of length and time is double, dthe numerical valuure of 'g' (a...

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  13. Which of the options has two quantities that have different dimensions...

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  14. If we use permitivity epsilon, resistance R, gravitational constant G ...

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  15. You may not know integration , but using dimensional analysis you can ...

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  16. The length of a rectangular plate is measured by a meter scale and is ...

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  17. In the previous question, minimum possible error in area measurement c...

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  18. To estimate g (from g = 4 pi^(2)(L)/(T^(2))), error in measurement of ...

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  19. An experiment measure quantities x,y,z and then t is in calculate from...

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  20. The external and internal diameters of a hollow cylinder are measured ...

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