Which of the following is correct for non-thermal source? Options: A . &nbspNeed external supply B . &nbspDoesn’t need an external source C . &nbspCan act as thermal source D . &nbspAll of the mentioned

Which of the following is correct for non-thermal source?

Question

Which of the following is correct for non-thermal source?

Options:

A . Need external supply

B . Doesn’t need an external source

C . Can act as thermal source

D . All of the mentioned

Answer: Option B
Answer: (b).Doesn’t need an external source

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