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A faulty thermometer has its fixed point...

A faulty thermometer has its fixed points marked as `3^(@)and102^(@)`. The temperature of a body as measured by the faulty thermometer is `80^(@)`. Find the correct temperature of the body on Celsius scale.

A

`36.5^(@)C`

B

`77.8^(@)C`

C

`25.8^(@)C`

D

`66.8^(@)C`

Text Solution

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The correct Answer is:
B
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AAKASH SERIES-THERMAL PROPERTIES OF MATTER-EXERCISE-2
  1. Express Ok on Fahrenheit scale.

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  2. A faulty thermometer has its fixed points marked as 3^(@)and102^(@). T...

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  3. At what temperature on the Fahrenheit scale will the reading be double...

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  4. Aacurate Celsius thermometer and a Fahrenheit thermometer register 60^...

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  5. The reading of centigrade thermometer coin-cides with that of Fahrenhe...

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  6. The steam point and the ice point of a mercury thermometer are marked ...

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  7. A platinum resistance thermometer reads 0^(@)C when its resistance is ...

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  8. The pressure of a gas filled in the bulb of a constant volume gas ther...

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  9. A Fahrenheat thermonmeter reads 113^(@)F while a faulty celsius thermo...

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  10. On a hypothetical scale X, the ice point is 40^(@) and the steam point...

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  11. A gas thermometer measures the temperature from the variation of press...

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  12. Coefficient of cubical expansion of a solid is (0.000027//""^(@)C). If...

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  13. If coefficient of cubical expansion is x times coefficient of superfic...

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  14. The ratio of the lengths of two rods is 4 : 3. The ratio of their coef...

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  15. A wire of length 60 cm is bent into a circle with a gap of 1 cm at its...

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  16. A metal metre scale gives correct measurement at 0^(@)C. It is general...

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  17. The temperature of a thin uniform rod increases by Deltat. If moment o...

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  18. A metal rod has a length of 1 m at 30^(@)C.'alpha' of metal is 2.5xx10...

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  19. Upon heating, the length of the side of a cube changes by 2%. The volu...

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  20. Radius of a sphere is 100 cm at 0^(@)C and 100.1 cm at 100^(@)C. Coeff...

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