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J Kg^(-1) K^(-1) is the unit of...

`J Kg^(-1) K^(-1)` is the unit of

A

Boltzmann constant

B

PLANCK'S constant

C

Gas constant

D

All the above

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The correct Answer is:
C
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N kg^(-1) is the unit of :

The gas constant for one kg of oxygen is 259.3 J kg ^(-1) K ^(-1). Find the value of C_(p) and C_(v) in J mol ^(-1) K ^(-1) gamma = 1.4

If 10 g of ice is added to 40 g of water at 15^(@)C , then the temperature of the mixture is (specific heat of water = 4.2 xx 10^(3) j kg^(-1) K^(-1) , Latent heat of fusion of ice = 3.36 xx 10^(5) j kg^(-1) )

Calculate the heat required to convert 3 kg of ice at -12^(@)C kept in a calorimeter to steam at 100^(@)C at atmospheric pressure. Given, specific heat capacity of ice = 2100 J kg^(-1) K^(-1) specific heat capicity of water = 4186 J kg^(-1)K^(-1) Latent heat of fusion of ice = 3.35 xx 10^(5) J kg^(-1) and latent heat of steam = 2.256 xx 10^(6) J kg^(-1) .

Certain amount of heat is given to 100 g of copper to increase its temperature by 21^@C . If same amount of heat is given to 50 g of water, then the rise in its temperature is (specific heat capacity of copper = 400 J kg^(-1) K^(-1) and that for water = 4200 J kg^(-1) K^(-1))

The amount of heat energy required to convert 1 kg of ice at -10^@ C to water at 100^@ C is 7,77,000 J. Calculate the specific latent heat of ice. Specific heat capacity of ice = 2100 J kg^(-1) K^(-1) , specific heat capacity of water = 4200 J kg^(-1) K^(-1) .

Write the expression for the heat energy Q received by m kg of a substance of specific heat capacity c J kg^(-1)K^(-1) when it is heated through Deltat^@ C.

How much boiling water at 100^@ C is needed to melt 2 kg of ice so that the mixture, which is all water, is at 0^@ C ? Given : specific heat capacity of water = 4.2 J g^(-1) K^(-1) , specific latent heat of ice = 336 J g^(-1) .

A sphere of alumininum of mass 0.047 kg placed for sufficient time in a vessel containing boling water, so that the sphere is at 100^(@)C . It is then immediately transferred to 0.14 kg copper calorimeter containing 0.25 kg of water at 20^(@) C . The temperature of water rises and attains a steady state at 23^(@)C . calculate the specific heat capacity of aluminum. Specific heat capacity of copper = 0.386 xx 10^(3) J kg^(-1) K^(-1) . Specific heat capacity of water = 4.18 xx 10^(-3) J kg^(-1) K^(-1)

A hot iron ball of mass 0.2 kg is added into 0.5 kg of water at 10^@ C. The resulting temperature is 30^@ C. Calculate the temperature of hot ball. Specific heat capacity of iron = 336 J kg^(-1) K^(-1) and specific heat capacity of water = 4.2 xx 10^3" "J" "kg^(-1) K^(-1) .

AAKASH SERIES-UNITS AND MEASUREMENTS-EXERCISE -1 A
  1. A and B are the numerical values of a physical quantity and C and D ar...

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  2. Derived unit is

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  3. J Kg^(-1) K^(-1) is the unit of

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  4. The ratio of SI Unit to CGS unit of Planck's constant is

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  5. Steradian is the solid angle subtended at the centre of the sphere by ...

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  6. The dimensional formula for coefficient of viscosity is

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  7. [ML^(-1)T^(-2)] is the dimensional formula of

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  8. Heat and Thermal capacity differ in the dimensions of

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  9. Force constant and surface tension have the same dimensions in

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  10. Assertion:Relative magnetic permeability has no units and no dimension...

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  11. (x^2)/("mass") has dimensions of kinetic energy. Then x has the dimens...

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  12. The quantity having negative dimensions in mass is

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  13. h d G has the dimensions of (h = height , d = density , G = Gravitatio...

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  14. The quantity having dimensions only in temperature is

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  15. The dimensional formula for areal velocity is

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  16. If R is the Rydberg constant , C is the velocity and h is the planck's...

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  17. If x times momentum is work , then the dimensions of x are

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  18. The dimensional formula of magnetic induction B is

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  19. The physical quantity which has dimensional formula as that of ("Energ...

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  20. The modulus of elasticity is dimensionally equivalent to

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