Heat & Thermodynamics MCQs with Answers

Heat capacity is the product of mass and _?

• A.Specific heat of material
• B.Latent heat of fusion
• C.Thermal conductivity
• D.Temperature difference

What is the primary reason why water has a high specific heat capacity compared to other liquids?

• A.Hydrogen bonding between water molecules requires more energy to change temperature
• B.Water molecules are larger and heavier than molecules of other liquids
• C.Water contains dissolved minerals that absorb extra heat
• D.Water has a lower density in its liquid state than in its solid state

Convection is the form of heat transfer in?

• A.Solids only
• B.Liquids
• C.Gases
• D.Both B & C

The process in which no heat enters or leaves a system is called a(n) .

• A.Isothermal process
• B.Adiabatic process
• C.Isobaric process
• D.Isochoric process

Past Paper MCQ

The transfer of thermal energy from one substance to another which requires no physical medium is called:

• A.Conduction
• B.Convection
• C.Radiation
• D.Evaporation

The water has minimum density at _?

• A.-4°C
• B.4°C
• C.100°C
• D.0°C

Change from one state to another state involves?

• A.Specific Heat
• B.Latent Heat
• C.Thermal Capacity
• D.Conduction

In thermodynamics, the part of the universe under study is called?

• A.Surroundings
• B.Boundary
• C.System
• D.Environment

Why is it difficult to cook on mountains?

• A.High atmospheric pressure
• B.Low atmospheric pressure
• C.High humidity
• D.Low oxygen levels

Which of the following is a state function?

• A.Internal energy
• B.Enthalpy
• C.Entropy
• D.All of these