Model Questions for Scientific Assistant (IMD) Exam (Paper-1) PHYSICS - Set 24

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1. Total energy of a material, including kinetic and potential energies of the molecules within the material.

a. Thermodynamics
b. Absolute zero
c. Internal energy
d. First law of thermodynamics

2. The study of heat.

a. Thermodynamics
b. Temperture inversion
c. Second law of thermodynamics
d. Heat engine

3. The upper atmosphere becomes warmer than regions below it.

a. Thermodynamics
b. Absolute zero
c. Internal energy
d. Temperture inversion

4. A process in which no heat leves or enters the system.

a. Absolute zero
b. Internal energy
c. First law of thermodynamics
d. Adiabatic process

5. Represents the amount of disorder in a system.

a. Adiabatic process
b. Temperture inversion
c. Second law of thermodynamics
d. Heat engine
e. Entropy

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6. A machine that converts heat input into work output.

a. Adiabatic process
b. Temperture inversion
c. Second law of thermodynamics
d. Heat engine

7. All systems tend to become more disordered with time. The amount of usable energy decreases with time and continuing operation of the system.

a. Adiabatic process
b. Temperture inversion
c. Second law of thermodynamics
d. Heat engine

8. The lowest possible temperature that an object can have.

a. Thermodynamics
b. Absolute zero
c. Internal energy
d. First law of thermodynamics

9. The heat added to a system increase in the system’s internal energy + external work done on the environment.

a. Thermodynamics
b. Absolute zero
c. Internal energy
d. First law of thermodynamics

10. Total energy of a material, including kinetic and potential energies of the molecules within the material.

a. Internal energy
b. First law of thermodynamics
c. Adiabatic process
d. Temperture inversion

Answer

1. (c) 2. (b) 3. (d) 4. (d) 5. (e) 6. (d) 7. (c) 8. (b) 9. (d) 10. (a)

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Study Kit for SSC Scientific Assistant (IMD) EXAM