The National Chemical Laboratory has developed a nanogenerator that could produce electric power when pressure is applied. Which of the following principle or technology is used in this?
A. Photoelectric Effect
B. Piezoelectric Effect
C. Magnet electric effect
D. All of the above
Answer:B
The National Chemical Laboratory has developed a nanogenerator that could produce electric power when pressure is applied. Which of the following principle or technology is used in this?
A. Photoelectric Effect B. Piezoelectric Effect C. Magnet electric effect D. All of the above
Explanation: The piezoelectric effect is the ability of certain materials to generate an alternating current voltage when subjected to mechanical stress or vibration or to vibrate when subjected to an AC voltage, or both. The most common piezoelectric material is quartz.