Banking Physics Heat Question Bank Heat

  • question_answer The bulb of one thermometer is spherical, while that of other is cylindrical. If both of them have equal amount of mercury, which thermometer will respond quickly to the temperature?

    A)  spherical bulb               

    B)  cylindrical bulb  

    C)  elliptical bulb       

    D)         both [a] and [c]

    Correct Answer: B

    Solution :

     As the surface area of cylindrical bulb is larger than a spherical bulb, heat will be transmitted quickly through a cylindrical bulb and it will respond quickly to the temperature.

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