Double Convex round Lens, Material: Glass, designed for physics and educational uses, Because of their educational use design, there may be minor imperfections that do not affect physical function, for educational uses, Size: 250mm focal length, 50mm diameter and 4mm thick
Condenser Box, provides differentvalues of Electrolytic capacitors ranging from 1ufd to 4.7ufd, +/- 10% tolerance and, of 63 volts working voltage, Built on 8in x 5in Plastic Box
Electroscope Needle, Great For Hands On Experience With Electrostatic Principles In Physics Classrooms And Labs. The Sheet Metal Walls Of The Electroscope Are Attached To A Plastic Base And Top. Front Glass Window Slides Up To Allow Insertion Of Ionizing Material In Chamber
Wheatstone Bridge One Meter, with jockey, Two - Gap, broad, heavily plated brass strips mounted on polished hardwood base, heavily plated brass strips mounted on polished, Terminals with 4 mm sockets are provided, Dimension: 1.13x80x50mm
Square Friction Cube With Hook, 4 Surfaces, 2 Inch, Provides Four Surfaces For Exploration Into The Force Of Friction. Each Side Of The 2in Cube Provides A Surface (Wood, Paper, Vinyl, Sandpaper) With A Different Coefficient Of Friction
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