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If the temperature of a piece of aluminium increased by `1^(@)C`, what will be the increase in energy of one of its atom? 27 g of aluminium has `6 xx 10^(23)` atoms. Specific heat of aluminium = 0.22.

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The correct Answer is:
`4.158 xx 10^(-16) erg`
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Calculate the increase in energy (in joule) per atom of a piece of aluminium when its temperature is raised by 1^(@)C . Given 27 g of aluminium contains 6xx10^(23) atoms, and specific heat capacity of aluminium ="0.2 cal .g"^(-1).^(@)C^(-1) .

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CHHAYA PUBLICATION-FIRST AND SECOND LAW OF THERMODYNAMICS-Exercise - Hots Numerical Problems (Marks 3/4/5)
  1. Two bodies, each having a mass of 3kg, collide with each other. One bo...

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  2. If the temperature of a piece of aluminium increased by 1^(@)C, what w...

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  3. 10^(18) electrons hit a target per second in a X-ray tube with a veloc...

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  4. 1 kg coal is burnt to produce 10000 cal of heat. A tank 10 m high is f...

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  5. The rotational speed of a wheel of diameter 8.4 cm is 4 rps. When a st...

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  6. The diameter of a hose pipe is 2 cm. 1m^(3) of water discharged from t...

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  7. A block having mass of 2 kg is pulled over a horizontal surface at a c...

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  8. 1 kg oil is taken in a copper calorimeter having mass 100 g. This oil ...

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  9. The initial temperature of a lead bullet (specific heat 0.02 cal cdot ...

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  10. A block of ice having mass 6 kg is pulled 50 m horizontally over a sur...

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  11. What will be the change in internal energy of 5g of oxygen, if its tem...

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  12. Two cylinders A and B of equal capacity are connected to each other vi...

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  13. Two cylinders A and B of equal capacity are connected to each other vi...

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  14. Two cylinders A and B of equal capacity are connected to each other vi...

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  15. Two cylinders A and B of equal capacity are connected to each other vi...

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  16. The temperature of 10 g nitrogen gas is increased from 20^(@)C to 120^...

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  17. The temperature of 10 g nitrogen gas is increased from 20^(@)C to 120^...

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  18. Some amount of gas is compressed at STP in an (i) adiabatic process. W...

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  19. Some amount of gas is compressed at STP in an (ii) isothermal process ...

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  20. The initial volume of a gas is 2m^(3). When the gas is compressed adia...

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