Showing posts with label Pendulum. Show all posts

Solar pendulum

Solar pendulum is electromagnetically assisted pendulum also known as magbot pendulum

Material required: Neodymium magnet, LED, Coil, Solar cells, Electrolytic capacitors (3300uF and 1000uF), transistors (2N3904 and 2N3906), resistors (100kΩ), diode (1N914), Copper wire, etc.





Circuit diagram: Built the circuit as shown in figure below

Description: Solar cell provide the sufficient DC voltage to the circuit. The Force-Coil circuit uses the motion of the swinging magnet over the coil.

 

Different Models:


   








Chaotic Magnetic Pendulum


The attraction and repulsion of magnets produces unpredictable motion.


Material required: Number of magnets, Stand, String, etc.

It consists of a pendulum, with a small magnet attached to the end, which can swing freely over a metal base. On the base there are any number of strong, disc-shaped magnets, which act on the pendulum with either an attractive or repulsive force. When the pendulum is displaced and released, it tends to swing in an erratic, unpredictable pattern. 











Different Models:

 


Newton's Cradle


Newton's cradle demonstrates conservation of momentum and energy

Material required:Equally weighted Ball, String, Stand etc. 

Description:A typical Newton's cradle consists of a series of identically sized metal balls suspended in a metal frame so that they are just touching each other at rest. Each ball is attached to the frame by two wires of equal length angled away from each other. This restricts the pendulums' movements to the same plane.






Different Models:

 













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