Moderate
Which of the following source of power is least reliable?
Correct answer: D. iMHD
- A. Solar energy
- B. Geothermal power
- C. Wind power
- D. iMHD
Explanation
MHD power generation was largely experimental and lacked the established reliability of conventional sources, making it the least reliable choice here. Wind and solar are intermittent, but they are established renewable generation technologies.
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