Thermal Properties of Matter questions
823 published questions with worked solutions.
- When 100 g of a liquid A at 100°C is added to 50 g of a liquid B at temperature 75°C, the temperature of the mixture becomes...
- A thermometer graduated according to a linear scale reads a value x_0 when in contact with boiling water, and x_0/3 when in...
- A metal ball of mass 0.1 kg is heated up to 500°C and dropped into a vessel of heat capacity 800 JK^ -1 and containing 0.5 kg...
- Ice at −20°C is added to 50 g of water at 40°C. When the temperature of the mixture reaches 0°C, it is found that 20 g of ice is...
- An unknown metal of mass 192 g heated to a temperature of 100°C was immersed into a brass calorimeter of mass 128 g containing...
- A heat source at T = 10^3 K is connected to another heat reservoir at T = 10^2 K by a copper slab which is 1 m thick. Given that...
- M grams of steam at 100° C is mixed with 200 g of ice at its melting point in a thermally insulated container. If it produces...
- A metallic sphere cools from 50ºC to 40ºC in 300 s. If atmospheric temperature around is 20ºC, then sphere's temperature after...
- A calorimeter of water equivalent 20 g contains 180 g of water at 25ºC. 'm' grams of steam at 100ºC is mixed is 31ºC. The value...
- The resistances of the platinum wire of a platinum resistance thermometer at the ice point and steam point are 8 Ω and 10 Ω...
- On celsius scale the temperature of a body increases by 40°C. The increase in temperature on Fahrenheit scale is:
- A non-isotropic solid metal cube has coefficients of linear expansion as : 5 10^ -5 /ºC along the x-axis and 5 10^ -6 /ºC along...
- A leak proof cylinder of length 1m, made of a metal which has very low coefficient of expansion is floating vertically in water...
- When the temperature of a metal wire is increased from 0°C to 10°C, its length increases by 0.02%. The percentage change in its...
- A bakelite beaker has volume capacity of 500 cc at 30ºC. When it is partially filled with V_m volume (at 30ºC) of mercury, it is...
- Resistance of a wire at 0°C, 100°C and t°C is found to be 10 Ω, 10.2 Ω and 10.95 Ω respectively. The temperature t in Kelvin...
- The specific heat of water = 4200 J kg ^ -1 K ^ -1 and the latent heat of ice = 3.4 10^5 J kg ^ -1 . 100 grams of ice at 0ºC is...
- A bullet of mass 5g, travelling with a speed of 210 m/s, strikes a fixed wooden target. One half of its kinetic energy is...
- Two different wires having lengths L_1 and L_2, and respective temperature coefficient of linear expansion _1 and _2, are joined...
- The quantities of heat required to raise the temperature of two solid copper spheres of radii r_1 and r_2 (r_1=1.5 ,r_2) through...
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