Part 1
A one litre flask contains certain quantity of mercury. If the volume of air inside the flask remains the same at all temperatures then the volume of mercury in the flask is (volume expansion coefficient of mercury is 20 times that of flask)
18
Nov
A one litre flask contains certain quantity of mercury. If the volume of air inside the flask remains the same at all temperatures then the volume of mercury in the flask is (volume expansion coefficient of mercury is 20 times that of flask) a temperature of 340 K would be read as On a temperature [...]
If anisotropic solid has coefficients of linear expansion αx,αy & αz for 3 mutually perpendicular directions in the solid , its coefficients of volume expansion will be
18
Nov
If anisotropic solid has coefficients of linear expansion αx,αy & αz for 3 mutually perpendicular directions in the solid , its coefficients of volume expansion will be If anisotropic solid has coefficients of linear expansion αx its coefficients of volume expansion will be αy & αz for 3 mutually perpendicular directions in the solid November [...]
The density of water at 20∘C is 998 kg/m^3 and at 40∘C 992 kg/m^3. The coefficient of volume expansion of water is
18
Nov
The density of water at 20∘C is 998 kg/m^3 and at 40∘C 992 kg/m^3. The coefficient of volume expansion of water is The density of water at 20∘C is 998 kg/m^3 and at 40∘C 992 kg/m^3. The coefficient of volume expansion of water is November 18, 2020 Category: Chapter 16 - Calorimetry and Heat Transfer [...]
A metal rod is fixed rigidly at two ends so as to prevent its thermal expansion. If L,α and Y respectively denote the length of the rod, coefficient of linear thermal expansion and Young’s modulus of its material, then for an increase in temperature of the rod by ΔT, the longitudinal stress developed in the rod is
18
Nov
A metal rod is fixed rigidly at two ends so as to prevent its thermal expansion. If L,α and Y respectively denote the length of the rod, coefficient of linear thermal expansion and Young’s modulus of its material, then for an increase in temperature of the rod by ΔT, the longitudinal stress developed in the [...]
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A metal rod is fixed rigidly at two ends so as to prevent its thermal expansion. If L ,
coefficient of linear thermal expansion and Young’s modulus of its material ,
the longitudinal stress developed in the rod is ,
then for an increase in temperature of the rod by ΔT ,
α and Y respectively denote the length of the rod ,
Water is heated from 0∘C to 10∘C. then its volume
18
Nov
Water is heated from 0∘C to 10∘C. then its volume Water is heated from 0∘C to 10∘C. then its volume November 18, 2020 Category: Chapter 16 - Calorimetry and Heat Transfer , MTG NEET Physics , Part 1 ,
On a new scale of temperature (which is linear) and called the W scale, the freezing and boiling points of water are 39∘W and 239∘W respectively. What will be the temperature on the new scale, corresponding to a temperature of 39∘C on the Celsius scale?
18
Nov
On a new scale of temperature (which is linear) and called the W scale, the freezing and boiling points of water are 39∘W and 239∘W respectively. What will be the temperature on the new scale, corresponding to a temperature of 39∘C on the Celsius scale? corresponding to a temperature of 39∘C on the Celsius scale? [...]
The reading of Centigrade thermometer coincides with that of Fahrenheit thermometer in a liquid. The temperature of the liquid is
18
Nov
The reading of Centigrade thermometer coincides with that of Fahrenheit thermometer in a liquid. The temperature of the liquid is The reading of Centigrade thermometer coincides with that of Fahrenheit thermometer in a liquid. The temperature of the liquid is November 18, 2020 Category: Chapter 16 - Calorimetry and Heat Transfer , MTG NEET Physics [...]
40 degree C in Fahrenheit scale is equal to (a) 104 degree F (b) 110 degree F
18
Nov
40 degree C in Fahrenheit scale is equal to (a) 104 degree F (b) 110 degree F 40 degree C in Fahrenheit scale is equal to (a) 104 degree F (b) 110 degree F November 18, 2020 Category: Chapter 16 - Calorimetry and Heat Transfer , MTG NEET Physics , Part 1 ,
In a mercury thermometer the ice point (lower fixed point) is marked as 10° and the steam point (upper fixed point) is marked as 130°. At 40°C temperature, what will this thermometer read?
18
Nov
In a mercury thermometer the ice point (lower fixed point) is marked as 10° and the steam point (upper fixed point) is marked as 130°. At 40°C temperature, what will this thermometer read? In a mercury thermometer the ice point (lower fixed point) is marked as 10° and the steam point (upper fixed point) is [...]
The temperature of an object is 60∘C. Its value in Fahrenheit scale is
18
Nov
The temperature of an object is 60∘C. Its value in Fahrenheit scale is The temperature of an object is 60∘C. Its value in Fahrenheit scale is November 18, 2020 Category: Chapter 16 - Calorimetry and Heat Transfer , MTG NEET Physics , Part 1 ,