Working of Dynamo is based on the principle of

Options :
  1. electromagnetic induction
  2. transformation of energy into electricity
  3. heating effect of current
  4. magnetic effect of current
Answer and Explanation :-

Answer: Option 1

Explanation:

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I'll admit that my garden now grows hope in lavish profusion, leaving little room for anything else. I suppose it has squeezed out more practical plants like caution and common sense. Still, though, hope does not flourish in every garden, and I feel thankful it has taken root in mine.
-Sharon Kay Penman The Reckoning