Question 31
Mining and EnergyThe greatest problem in the use of solar energy is
- A.the high risk in its usage
- B.its unreliability from day to day and season to season
- C.the high intensity associated with the sun
- D.the high cost of transporting it for domestic use
- E.its frequency of power failure
Show the answer and explanation
Answer: B (its unreliability from day to day and season to season)
Explanation
Sunshine varies with clouds, night and seasons, so solar power is not always available.