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Unit of Stefan's constant is...

Unit of Stefan's constant is

A

`Wm^(-2)K^(-1)`

B

`Wm^(2)K^(-4)`

C

`Wm^(-2)K^(-4)`

D

`Wm^(-2)K^(4)`

Text Solution

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The correct Answer is:
C
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NARAYNA-UNITS AND MEASUREMENTS-EXERCISE-III
  1. Planck's constant has the dimension (unit) of

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  2. Unit of Stefan's constant is

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  3. The dimensions of emf in MKS is

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  4. Candela is the unit of

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  5. The dimensional formula of relative density is

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  6. The dimensional formula for young's modulus is

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  7. The unit of permittivity of free space epsilon(0) is:

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  8. The dimensions of universal gravitational constant are :-

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  9. The velocity v of a particle at time t is given by v=at+b/(t+c), where...

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  10. Dimension of resistance in an elecatrical circuit, in terms of dimensi...

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  11. If the error in the measurement of radius of a sphere in 2% then the e...

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  12. Which two of the following five physical parameters have the same dime...

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  13. If the dimensions of a physical quantity are given by M^(a)L^(b)T^(c)...

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  14. The dimensions of (1)/(2) in(0) E^(2), where in0 is permittivity of fr...

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  15. In CGS system of units, the density of a material is 4 g cm^(-3) . Wha...

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  16. The dimensions of (mu(0)epsilon(0))^(-1//2) are

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  17. In an experiment four quantities a,b,c and d are measure with percenta...

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  18. If force (F) velocity (V) and time (T) are taken as fundamental units,...

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  19. If energy (E ) , velocity (V) and time (T) are chosen as the fundament...

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  20. In dimension of circal velocity v(0) liquid following through a take a...

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