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JEE Main & Advanced Physics Thermometry, Calorimetry & Thermal Expansion Question Bank Topic Test - Thermometry, Thermal Expansion and Calorimetry (3-5-21)

  • question_answer
    The temperature on Celsius scale is \[25{}^\circ C\]. What is the corresponding temperature on the Fahrenheit scale

    A) \[40{}^\circ F\]

    B) \[77{}^\circ F\]

    C) \[50{}^\circ F\]

    D) \[45{}^\circ F\]

    Correct Answer: B

    Solution :

    \[\frac{C}{5}=\frac{F-32}{9}\] \[\Rightarrow \] \[\frac{25}{5}=\frac{F-32}{9}\] \[\Rightarrow \] \[F=77{}^\circ F\].


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