A diatomic molecule has 18 10-5 eV of rotational energy in the l ...

[awywial]

A diatomic molecule has 18  10-5 eV of rotational energy in the l = 2 quantum state. What is its rotational energy in the l = 0 quantum state?
 
  A) 60 eV B) 15 eV C) 0 eV D) 90 eV E) 30 eV

Question 2

The coefficient of linear expansion of steel is 12  10-6K-1. What is the change in length of a 25-m steel bridge span when it undergoes a temperature change of 40 K?
 
  A)
 
  1.2 cm
 
  B)
 
  1.4 cm
 
  C)
 
  1.6 cm
 
  D)
 
  1.8 cm
 
  E)
 
  2.0 cm

[Liamb2179]

Answer to Question 1

C

Answer to Question 2

A