Molecular Physics | Thermodynamics Answers

The time period of a simple pendulum ,called 'second pendulum ' is 2 s .Calculate the length ,angular frequency And frequency of the pendulum ?

a Simple harmonic motion is represented by x(t)=a cos(omega)t obtain expression for velocity and accel;eration of the oscillationr Also plot thevtime variation of displacement, velocity & acceleration of the oscillator.

The time period of a simple pendulum ,called 'second pendulum ' is 2 s .Calculate the length ,angular frequency And frequency of the pendulum .What is the different b/w a simple pendulum & a compound pendulum?

Explain the working of a platinum resistance thermometer with the help of a neat and labelled diagram.

Using the partition function for an ideal gas made up of N indistinguishable particles, obtain Sackur-Tetrode equation

Draw Carnot cycle on (i) p-V, and (ii) T-S diagrams. With the help of p-V diagram

Calculate the most probable speed, average speed & root mean square speed for gas molecule at 300K .the mass of gas molecule is 5×1/10000000000000000000000000000 kg &Kb = 1.38 ×1/1000000000000000000000000 J/know.

Explain the statement “entropy of earth-sun system increases” in the light of the principle of increase of entropy.

One molelse of an ideal gas expand isothermally to five times its volume. Calculate the entropy change in terms of R , the gas constant.

A sonometer wire having cross sectional area 0.85×1/1000000 m2 is stretched between two rigid supports 1.2 my apart .A tension of 20 N is applied at its free end .if the temperature is reduced by 12°C, Calculate the field tension in the wire .Take coefficient of linear expansion & isothermal young's modulus to be 1.5× 1/100000 1/K & 2 ×100000000000 N/my, respectively.