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Identify the kind of energy change usual...

Identify the kind of energy change usually associated with each of the following,(a)automobile engine (b) fluorescent lamp
(c) radio (d) friction
(e) photoelectric cell

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(a)Chemical energy into mechanical energy
(b) Electrical energy to light
(c) Electrical energy to sound energy
(d) Mechanical energy to heat energy
(e)Light to electric energy.
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MODERN PUBLICATION-THERMODYNAMICS-Conceptual Questions -1
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  5. What will happen to internal energy if work is done by the system?

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  6. Is there any enthalpy change in a cyclic process?

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  7. Why do we feel cold on touching ice?

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  8. How many times is molar heat capacity larger than specific heat capaci...

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  9. Which of the following are state functions? (i)q (ii)heat capacity (...

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  10. Explain why heat capacity is not a state function?

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  11. What is the enthalpy change when 1.0 g of water is frozen at 0^(@)C ? ...

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  12. Heat capacity is an extensive property but specific heat is intensive ...

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  13. Which out of force and pressure is intensive property?

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  14. The C(p) and C(v) of a gas are 20.834 and 12.520 J K^(-1) "mol"^(-1) r...

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  15. Why heat changes reported are usually enthalpy changes and not interna...

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  16. What is the relation for work done (i) reversibly and (ii) irreversibl...

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  17. Is DeltaH always greater than DeltaU? Explain why or why not?

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