Molecular Physics | Thermodynamics Answers

If a faulty liquid-in-glass thermometer registers 103⁰C at steam point and has no zero error, what will it register at 60⁰C?

Write down energy of vibration.

Explain energy of rotation.

 The mean speed of the molecules of an ideal gas is 2.0 x 10^3 m/s.

The radius of a gas molecule is 1.5 x 10^ -10 m

Calculate the (i) collision frequency, and 

(ii) mean free path. It is given that n= 4 x 10^24 per m^3

What is energy for H atom.

The author's home (4 people) used 4 m ^3 of water over a 9 day period . What does this equate to in Litres per person per day?

The human body has an average specific heat capacity of 3500 J /(kg °C). If a 65 kg physics student drinks a can of coke (200 Cal ; 1Cal = 4186 J ) and all of its energy is converted to thermal energy , by how much would body temperature increase?

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A 1200 kg car moving at 12m/s applies it's break and stops . If the brakes are made of 5 kg of steel ( C = 450 JK ^-1 Kg^-1) each for 4 brakes ,by how much does the temperature of the metal rise ?

Explain rotational energy in term Of J.

Write down Cp/Cv ratio for triatomic gas