Electric Bell
To make a simple Electric Bell at home. Students can build this Bell as a science project.
Components:
1)Small motor.
2)Small Bolt.
3)Small Switch.
4)Battery.
5)Wires.
6)Old Bicycle Bell.
7)Long Bolt with Nut.
Designing:
Step 1: Fix the Bell to the Card board with the help of long bolt nut.
Step 2: Fix the small motor beside the bell.
Step 3: Fix the small bolt to the motor shaft with the help of small plastic pulley.
Step 4: Wire the motor through the switch.