Thermal Properties of Matter questions
823 published questions with worked solutions.
- An ideal gas is expanding such that PT^2 = constant. The coefficient of volume expansion of the gas is
- A gas based geyser heats water flowing at the rate of 5.0 litres per minute from 27°C to 87°C. The rate of consumption of the gas...
- An aluminium and steel rods having same lengths and cross-sections are joined to make total length of 120 cm at 30°C. The...
- Rods x and y of equal dimensions but of different materials are joined as shown in figure. Temperatures of end points A and F are...
- Density of water at 4^ C and 20^ C are 1000 kg/m ^3 and respectively. The increase in internal energy of 4 kg water when it is...
- A brass wire of length 2 m and radius 1 mm at 27^ C is held taut between two rigid supports. Initially it was cooled to a...
- 10 kg of ice at -10°C is added to 100 kg of water to lower its temperature from 25°C. Consider no heat exchange to surroundings....
- Two spherical bodies of same materials having radii 0.2 m and 0.8 m are placed in same atmosphere. The temperature of the smaller...
- An amount of ice of mass 10⁻³ kg and temperature –10°C is transformed to vapour of temperature 110° by applying heat. The total...
- A gun fires a lead bullet of temperature 300K into a wooden block. The bullet having melting temperature of 600 K penetrates into...
- Consider a rectangular sheet of solid material of length = 9 cm and width d = 4 cm. The coefficient of linear expansion is = 3.1...
- Two cylindrical rods A and B made of different materials, are joined in a straight line. The ratios of lengths, radii and thermal...
- Three rods of Copper, Brass and Steel are welded together to form a Y-shaped structure. Area of cross-section of each rod = 4...
- A pendulum clock loses 12 s a day if the temperature is 40°C and gains 4s a day if the temperature is 20°C. The temperature at...
- A copper ball of mass 100 gm is at a temperature T. It is dropped in a copper calorimeter of mass 100 gm, filled with 170 gm of...
- An external pressure P is applied on a cube at 0°C so that it is equally compressed from all sides. K is the bulk modulus of the...
- A thermally insulated vessel contains 150 g of water at 0°C. Then the air from the vessel is pumped out adiabatically. A fraction...
- A body takes 10 minutes to cool from 60°C to 50°C. The temperature of surroundings is constant at 25°C. Then, the temperature of...
- A cylinder of radius R is surrounded by a cylindrical shell of inner radius R and outer radius 2R. The thermal conductivity of...
- Two rods A and B of identical dimensions are at temperature 30°C. If A is heated up to 180°C and B up to T°C, then the new...
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