Physics – Thermodynamics

1. What principle is the basis for defining the First Law of Thermodynamics?

  1. Law of Equivalence
  2. Quantum Indeterminacy
  3. Conservation of Energy
  4. Conservation of Momentum
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Answer: Option C. Conservation of Energy

2. Which area of physics specializes in the study of heat, temperature, and the conversion of heat into other types of energy?

  1. Thermodynamics
  2. Quantum Physics
  3. Thermostatics
  4. Nuclear Physics
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Answer: Option A. Thermodynamics

3. Which among the following exchanges happens with the surroundings in a closed system?

  1. Energy exchange
  2. Matter exchange
  3. Both energy and matter exchange
  4. No exchange at all
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Answer: Option A. Energy exchange

4. What law states that if two separate systems are each in thermal equilibrium with a third system, then they’re in thermal equilibrium with each other?

  1. Second Law of Thermodynamics
  2. First Law of Thermodynamics
  3. Zeroth Law of Thermodynamics
  4. Newton’s Law of Motion
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Answer: Option C. Zeroth Law of Thermodynamics

5. What is a correct statement about an adiabatic wall?

  1. It allows heat to pass through
  2. It does not allow the transfer of heat
  3. It is always transparent
  4. It acts like a heat pump
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Answer: Option B. It does not allow the transfer of heat