1D55.20 - Tangential Central Forces - Grinding Wheel & Sparks
Use protective goggles when using the grinder and steel. The sparks will come off at a tangent to the rotating grinder wheel.
- Paul Gluck, "Rocket Propulsion with Sparklers", TPT, Vol. 44, #6, Sept. 2006, p. 336.
- Donald F. Collins, "Centrifugal Icicles and an Inertial Paradox", TPT, Vol. 42, # 2, Feb. 2004, p. 79.
- Mb- 31: Freier and Anderson, A Demonstration Handbook for Physics.
- R. W. Pohl, Physical Principles of Mechanics and Acoustics, p. 42.
- Julius Sumner Miller, Q193 & A193, Millergrams II – Some More Enchanting Questions for Enquiring Minds, p. 53 & 106.
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