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A centigrade and a Fahrenheit thermomete...

A centigrade and a Fahrenheit thermometer are dipped in boiling water. The water temperature is lowered until the Fahrenheit thermometer registered at `140°F`. What is the fall in temperature as registered by the centigrade thermometer ?

A

`80°`

B

`60°`

C

`40°`

D

`30°`

Text Solution

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The correct Answer is:
c
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SURA PUBLICATION-HEAT AND THERMODYNAMICS-III Long Answer Questions:
  1. Differentiate between isothermal and adiabatic process.

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  2. A gas expands from 1 liter to 3 liter at atmospheric pressure. The wor...

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  3. A centigrade and a Fahrenheit thermometer are dipped in boiling water....

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  4. Discuss various modes of heat transfer.

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  5. The temperature of a body on Kelvin scale is found to be x°K. When it ...

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  6. The temperature on Celsius scale is 25°C. What is the corresponding te...

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  7. One mole of an ideal gas with gamma = 1.4, is adiabatically compressed...

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  8. Express a temperature of 60°F in degree Celsius and in Kelvin scale.

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  9. The temperature of an iron piece is heated from 30°C to 90°C. What is ...

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  10. The temperature of a substance increases by 27°C. What is the value of...

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  11. A measured temperature on Fahrenheit scale is 200°F. What will this re...

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  12. What is the temperature on Fahrenheit scale corresponding to 30°C ?

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  13. The triple point of carbon dioxide is 216.55 K. The corresponding temp...

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  14. The triple point of neon and carbon dioxide are 24.57 K and 216.55 K ...

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  15. A diatomic gas initially at 30°C is compressed adiabatically to one- e...

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  16. Represent freezing and boiling temperature of water in Celsius as well...

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  17. A diatomic gas initially at 18°C is compressed adiabatically to one ei...

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  18. Convert -40°F into Celsius and Kelvin scale.

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  19. The temperature on Fahrenheit scale corresponding to 200°C is

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  20. A Carnot engine working between 300 K and 600 K has an output of 800 J...

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