So ... we may not be doing a solar-powered USB charger but alarm using piezoelectricity effect, pressure and a buzzer. Turning sound( vibrations ) into energy.
http://www.youtube.com/watch?v=ReN_QU78pcs
http://www.youtube.com/watch?v=Xuw9frP1GNo
Title of project: Alarm ________________________________
Focus of project:_Piezoelectricty Effect_____________________________
Names of members | Member 1: Ivan | Member 2: Clarence | Member 3: Brandon | Member 4: Xiang Teng | |
Guiding Question 1
| How much electricty is generated in a 'tap'.
| How much pressure is required for the buzzer to sound | Where can we get the material to make the piezoelectric disc | -NIL- |