Product Description
Charge force demonstration device for Teaching Instrument
Product Introduction
The product consists of a transparent windproof cover, angle indicator, suspended lightweight aluminum foil ball, adjustable distance metal ball, base, etc. The size of the transparent windproof cover is 103mm * 55mm * 115mm, the angle indicator range is 0-70 degrees, and the minimum angle is 1 degree. The diameter of the lightweight aluminum foil ball and metal ball is 20mm, and the adjustable distance of the metal ball is not less than 20mm. It is equipped with a handle, and the two balls should be horizontal when in a free state. The height from the base is not less than 10mm, and the total size of the instrument is not less than 165mm * 90mm * 135mm
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