A) kinetic energy and potential energy
B) all types of energy of the system
C) energy of internal system
D) None of the above
Correct Answer: B
Solution :
Key Idea. Every system having some quantity of matter, is associated with a definite amount of energy. This energy is known as internal energy. It is sum of many type of energies, such as translation energy, rotational energy, vibrational energy, electronic energy and bonding energy of the molecule. \[E={{E}_{trans}}+{{E}_{rot}}+{{E}_{vib}}={{E}_{bonding}}+{{E}_{electronic}}\]
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