2. Questions Bank
  3. JEE Main & Advanced
  4. Physics
  5. Thermometry, Calorimetry & Thermal Expansion

JEE Main & Advanced Physics Thermometry, Calorimetry & Thermal Expansion Question Bank Numerical Value Type Questions - Thermal Properties of Matter

  • question_answer
    The coefficient of cubical expansion of mercury is \[0.00018\text{ }/{}^\circ C\] and that of brass \[0.00006/{}^\circ C\]. If a barometer having a brass-scale were to read 74.5 cm at \[30{}^\circ C\], find the true barometric height (in cm) at \[0{}^\circ C\]. The scale is supposed to be correct at \[15{}^\circ C\].

    Answer:

    74.122


You need to login to perform this action.
You will be redirected in 3 sec spinner