Recently Active Thermal Physics Questions

2 moles of an ideal diatomic gas is taken through PT=constant. its temperature is increased from T to 2T. find the work done by the system. ...

A container is divided into two equal portions. One portion contains an ideal gas at pressure P and temperature T, while the other portion has a perfect vacuum. If a hole is opened between the two portions, find the change in ...

*Image* A rigid container is filled with 5g of a substance of molecular wt. 50. the subtance is heated ..... What are the latent heat of fusion and evaporation? what are the Average molar specific heat of the substance in sol ...

10kg of ice @ -10°C N 10kg of H2O @ 10°C r mixxed ! then wats final temparture i hav forgotten this i only know tat msdelta0 shud be ezual to mL L ...>LATENT HEAT OF FREEZING OR BOILING SO WILL IT BE m * specific heat of ...

*Image* plz explain two moles of an ideal diatomic gas is heated in the process shown in figure what is the heat given to the gas?? what is the work done by the gas?? ...

*Image* calculate the heat absorbed by a system in going through the cyclic process shown in fig. ...

two spheres of same size are made of the same material but one is solid and the other is hollow. They r heated to same temp.Which will expand more, if not why? ...

*Image* a mass of 8g of oxygen at the pressure one atmosphere and at temp. 27°C is enclosed in a cylinder fitted with a frictionless piston.the following operations are performsd: I-the gas is heated at constant pressure to ...

Wat's da the formula connectin various degreees of freedom (viz. Trans Rot. and Vib.) with Cv ? [7] [7] ...

The changes are isothermal if the temp of the gas remains constant - st1 ∫P dV (limits V1 to V2) =Δ W is negative, volume expands , ΔQ is negative....st2 ...

1 mole of a gas xpands with temperature T such dat its volume V=kT2 where k is a constant if d temperature of d gas changs by 60° den find d work done by d gas ? a gas has molar heat capacity C=37.35Jmol^-1 K^-1 in d process ...

a hollow sphere[inner radius r and outer radius R] and sphere of radius R are heated to same temperature ,which will cool faster and why ? ...

An aluminium sphere is dipped into water at 100C.If the temperature is increased ,the force of buoyancy 1)will increase 2)will decrease 3)will remain constant 4)may increase or decrease depending on the radius of the sphere. ...

AN IDEAL MONOATOMIC GAS AT NTP IS ENCLOSED IN AN ADIABATIC VERTICAL CYLINDER BETWEEN TWO LIGHT MOVABLE PISTONS (ONE UP AND ONE DOWN). SPRING WITH FORCE CONSTANT K IS CONNECTED TO THE UPPER PISTON AND IS IN A RELAXED STATE INI ...

1.A metre scale made of steel reads accurately at 20degrees C. In a sensitive experiment distances accurate upto 0.055mm in 1m are required. Find the range of temp in which the experiment can be performed with this metre scal ...

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for an ideal gas eqn of a process for which the heat capacity of the gas varies with temperature as C= α/T.....α is a constant...... ...

find the internal energy of a room with dimensions 3mx4mx5m. ...

ratio of the speed of sound in nitrogen to helium at 300 K is? ...

3 moles of a gaseous mixture havin volume V and temp T r compressed to 1/5th of itz initial volume . d chnge in d adiabatic compressibilty is d gas obeys d equation pv^(19/13) =constnt R=8.314 btw wats adiabatic compressibilt ...

during the melting of a slab of ice at 273 K at atmospheric pressure: what will be its effect on the internal energy of ice - water system ...

HAD SOLVED THIS 1 IN SUM OTHER FORUM...... In a vertical U-tube containing a liquid, the two arms are maintained at different temperatures t1 and t2. The liquid columns in two arms have heights l1 and l2 respectively. The coe ...

Three rods of identical cross sectional area are made up of same metal from the sides of an isosceles triangles ABC, right angled at B. The point A and B are maintained at temperatures T and 2 T respectively. In the steady st ...

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Q. 12 Statement 1: Change in internal energy between two states is independent of a thermodynamic process and Statement 2: Change in internal energy U = nCv (T2 - T1) is valid for all processes. 1. Statement 1 is True, statem ...

A gas mixture consists of 2 moles of oxygen and 4 moles of argon at temperature T. Neglecting all vibrational modes, the total internal energy of the system is? ...

a black body is at temperature of 2880 K. The energy of radiationemitted by this object with wavelength between 499 to 500 nm is U1, between 999 to 1000 nm is U2 and between 1499 and 1500 nm is U3. The wien constant b=2.88x10 ...

At 27 degree C two moles of an ideal monoatomic gas occupy a volume V. The gas expands adiabatically to volume 2V calculate the final temp, change in internal energy and work done. ...