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Acoustical Energy Harvesting and Sensing

Question 1 of 15

What is the fundamental principle behind acoustical energy harvesting?

  1. The conversion of acoustic energy into electrical energy
  2. The conversion of electrical energy into acoustic energy
  3. The conversion of mechanical energy into electrical energy
  4. The conversion of electrical energy into mechanical energy

Prize Money

15₹7 Crores
14₹1 Crore
13₹50,00,000
12₹25,00,000
11₹12,50,000
10₹6,40,000
9₹3,20,000
8₹1,60,000
7₹80,000
6₹40,000
5₹20,000
4₹10,000
3₹5,000
2₹2,000
1₹1,000