Question: QNO 2 . Each question 1 0 mark. A ) Explain how fuel cells work and their uses. b ) Discuss with the help of

QNO 2. Each question 10 mark.
A) Explain how fuel cells work and their uses.
b) Discuss with the help of clean sketch; how a solar cell works. Draw the I-V characteristics.
QNO 2 . Each question 1 0 mark. A ) Explain how

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