A dynamo is often said to generate electricity. It actually acts as a source of

Options :
  1. emf
  2. charge
  3. electrons
  4. magnetism
Answer and Explanation :-

Answer: Option 1


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The fact that man knows right from wrong proves his intellectual superiority to the other creatures but the fact that he can do wrong proves his moral inferiority to any creatures that cannot.
-Mark Twain What Is Man?