Chapter 18 – Temperature and Thermal Expansion
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A steel scale measures the length of a copper wire as 80.0 cm, when both are at 20^∘C, the calibration temperature for the scale. What would the scale read for the length of the rod when both are at 40^∘C ? Given: α for steel =11×10^−6 per ∘C and a for Cu=17×10^−6per∘C
06
Sep
A steel scale measures the length of a copper wire as 80.0 cm, when both are at 20^∘C, the calibration temperature for the scale. What would the scale read for the length of the rod when both are at 40^∘C ? Given: α for steel =11×10^−6 per ∘C and a for Cu=17×10^−6per∘C A steel scale [...]
An iron tyre is to be fitted on to a wooden wheel 1 m in diameter. The diameter of tyre is 6 mm smaller than that of wheel. The tyre should be heated so that its temperature increases by a minimum of (coefficient of volume expansion of iron is 3.6×10^-5/C)
06
Sep
An iron tyre is to be fitted on to a wooden wheel 1 m in diameter. The diameter of tyre is 6 mm smaller than that of wheel. The tyre should be heated so that its temperature increases by a minimum of (coefficient of volume expansion of iron is 3.6×10^-5/C) Maximum density of H2O is [...]
A constant volume gas thermometer shows pressure reading of 50cm and 90cm of mercury at 0 C and 100 C , respectively. When the pressure reading is 70cm of mercury, the temperature is
06
Sep
A constant volume gas thermometer shows pressure reading of 50cm and 90cm of mercury at 0 C and 100 C , respectively. When the pressure reading is 70cm of mercury, the temperature is A constant volume gas thermometer shows pressure reading of 50cm and 90cm of mercury at 0 C and 100 C respectively. When [...]
On a thermometer the freezing point of water is marked as 20 C and the boiling point of water is marked as 150 C. A temperature of 60 C will be read on this thermometer as
06
Sep
On a thermometer the freezing point of water is marked as 20 C and the boiling point of water is marked as 150 C. A temperature of 60 C will be read on this thermometer as On a thermometer the freezing point of water is marked as 20 C and the boiling point of water [...]
A constant volume gas thermometer shows pressure reading of 50cm and 90cm of mercury at 0 C and 100 C , respectively. When the pressure reading is 60cm of mercury, the temperature is
06
Sep
A constant volume gas thermometer shows pressure reading of 50cm and 90cm of mercury at 0 C and 100 C , respectively. When the pressure reading is 60cm of mercury, the temperature is A constant volume gas thermometer shows pressure reading of 50cm and 90cm of mercury at 0 C and 100 C respectively. When [...]
A temperature T is measured by a constant volume gas thermometer (i) T is independent of the gas used at all pressure (ii) T is independent of the gas used only at low pressure
06
Sep
A temperature T is measured by a constant volume gas thermometer (i) T is independent of the gas used at all pressure (ii) T is independent of the gas used only at low pressure A temperature T is measured by a constant volume gas thermometer (i) T is independent of the gas used at all [...]
The gas thermometer are more sensitive than the liquid thermometers because gases
06
Sep
The gas thermometer are more sensitive than the liquid thermometers because gases The gas thermometer are more sensitive than the liquid thermometers because gases September 6, 2021 Category: Cengage NEET by C.P Singh , Chapter 18 - Temperature and Thermal Expansion , Part 1 ,
If a graph is plotted taking the temperature in Fahrenheit along Y-axis and the corresponding temperature in Celsius along the X-axis, it will be a straight line
06
Sep
If a graph is plotted taking the temperature in Fahrenheit along Y-axis and the corresponding temperature in Celsius along the X-axis, it will be a straight line If a graph is plotted taking the temperature in Fahrenheit along Y-axis and the corresponding temperature in Celsius along the X-axis it will be a straight line September [...]
The change in temperature of a body is 50^∘ C . The change on the Kelvin scale is :
06
Sep
The change in temperature of a body is 50^∘ C . The change on the Kelvin scale is : The change in temperature of a body is 50^∘ C . The change on the Kelvin scale is : September 6, 2021 Category: Cengage NEET by C.P Singh , Chapter 18 - Temperature and Thermal Expansion [...]
Maximum density of H2O is at the temperature.
06
Sep
Maximum density of H2O is at the temperature. Maximum density of H2O is at the temperature : September 6, 2021 Category: Cengage NEET by C.P Singh , Chapter 18 - Temperature and Thermal Expansion , Part 1 ,