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% efficiency can be calculated using the...

% efficiency can be calculated using the formula

A

`("output")/("input")`

B

`("input")/("output")xx100`

C

`("input")/("output")`

D

`("output")/("input")xx100`

Text Solution

Verified by Experts

The correct Answer is:
D
`T_(h)-T_(c)//T_(h)xx100%`
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SURA PUBLICATION-THERMODYNAMICS -ADDITIONAL QUESTIONS
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  2. The change in enthalpy of NaOH+HClrarrNaCl+H(2)O is called ………

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  3. % efficiency can be calculated using the formula

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  4. If an automobile engine burns petrol at a temperature of 816^(@)C and...

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  5. which of the following processes are accompanied by an increase of ent...

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  6. The enthalpies of all elements in their standard states are

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  7. A reaction , A+B rarrC+D+q is found to have a positive entropy change ...

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  8. Thermodynamics does not deal with

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  9. Which of the following statement is /are correct ? (i) The presence ...

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  10. When water freezes in a glass beaker , DeltaS of the system …………

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  11. What is correct about DeltaG ?

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  12. DeltaG^(@) of reversible reaction at its equilibrium is

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  13. In an exothermic reaction, heat is evolved and system loses heat to th...

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  14. In an endothermic reaction , the value of DeltaH is always

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  15. Statement I : Combustion of all organic compounds is exothermic in nat...

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  16. For a given reaction DeltaG obtained was having positive sign conventi...

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  17. Pick out the suitable condition in which a spontaneous endothermic rea...

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  18. Statement I : Flow of heat from colder of hotter object is spontaneous...

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  19. Which is true about cyclic process ?

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  20. The standard free energy change DeltaG^(@) is related to k (equilibriu...

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