Chapter 16 – Calorimetry and Heat Transfer

Calorie is defined as the amount of heat required to raise temperature of 1 g of water by 1∘C and it is defined under which of the following conditions? Calorie is defined as the amount of heat required to raise temperature of 1 g of water by 1∘C and it is defined under which of [...]

The ratio of densities of two substances is 2 : 3 and that of specific heats is 1 : 2 and 0.09 CGS units respectively. The ratio of their thermal capacities per unit volume is The ratio of densities of two substances is 2 : 3 and that of specific heats is 1 : 2 [...]

A horizontal tube, open at both ends, contains a column of liquid. The length of this liquid column does not change with temperature. Let γ : coefficient of volume expansion of the liquid and α : coefficient of linear expansion of the material of the tube. Then A horizontal tube open at both ends Which [...]

A flask of volume 10^3 cc is completely filled with mercury at 0∘C The coefficient of cubical expansion of mercury is 180 × 10^−6/∘C and heat of glass is 40 × 10^−6/∘C. If the flask in now placed in boiling water at 100∘C how much mercury will overflow? Which one of the figure gives the [...]

The coefficient of apparent expansion of a liquid when determined using two different vessels A and B are γ1 and γ2 respectively. If the coefficient of linear expansion of vessel A is α. The coefficient of linear expansion of the vessel B is Which one of the figure gives the temperature dependence of density of [...]

Maximum density of H2O is at the temperature : Maximum density of H2O is at the temperature : November 18, 2020 Category: Chapter 16 - Calorimetry and Heat Transfer , MTG NEET Physics , Part 1 ,

The coefficient of volumetric expansion of mercury is 18×10^−5/∘C . A thermometer bulb has a volume 10^−6 m^3 and cross section of stem is 0.002 cm^2. Assuming that bulb is filled with mercury at 0∘C then the length of the mercury column at 100∘C will be Which one of the figure gives the temperature dependence [...]

Driver of a truck gets his steel petrol tank filled with 75 L of petrol at 10∘C. If a αsteel is 12×10^−6/.∘C and γ petrol is 9.9×10^−4/.∘C the overflow of petrol at 30 degree C is Driver of a truck gets his steel petrol tank filled with 75 L of petrol at 10∘C. If a [...]

Which one of the figure gives the temperature dependence of density of water correctly? Which one of the figure gives the temperature dependence of density of water correctly? November 18, 2020 Category: Chapter 16 - Calorimetry and Heat Transfer , MTG NEET Physics , Part 1 ,

A metallic ball has spherical cavity at its centre. If the ball is heated, the volume of cavity A metallic ball has spherical cavity at its centre. If the ball is heated the volume of cavity November 18, 2020 Category: Chapter 16 - Calorimetry and Heat Transfer , MTG NEET Physics , Part 1 ,