Selected MCQ

Current Question
Which energy is renewable?
  • A. Coal
  • B. Oil
  • C. Wind
  • D. Gas
Correct Answer: C
Explanation:
Wind is renewable.
Related Question 1
Which energy source is non-renewable?
  • A. Wind
  • B. Solar
  • C. Coal
  • D. Hydro
Correct Answer: C
Explanation:
Coal is finite resource.
Related Question 2
Which energy source is renewable?
  • A. Coal
  • B. Oil
  • C. Solar
  • D. Gas
Correct Answer: C
Explanation:
Solar energy is replenished naturally.
Related Question 3
Which energy source is sustainable?
  • A. Coal
  • B. Oil
  • C. Solar
  • D. Gas
Correct Answer: C
Explanation:
Solar is sustainable.
Related Question 4
Which energy is motion?
  • A. Potential
  • B. Thermal
  • C. Kinetic
  • D. Chemical
Correct Answer: C
Explanation:
Motion defines kinetic energy.
Related Question 5
The partition function (Z) is related to Helmholtz free energy (F) by:
  • A. (F = kT \ln Z)
  • B. (F = -kT \ln Z)
  • C. (F = Z/kT)
  • D. (F = k/Z)
Correct Answer: B
Explanation:
Helmholtz free energy derives from partition function logarithm.