Inclined Plane, Wood & Metal, Economical

Similar To Cat No 1031000 In Construction. Comprises A Two-Piece Wooden Inclined Board Hinged At One End To A Heavy Cast Metal Base At One End And Has A Pulley Mounted At Other End. The Inclined Board Has A Glass Surface At Its Top With Its One Side Plane And Other Ground To Provide Two Different Surfaces For Friction Experiments. The Index Pointer Fixed To The Inclined Surface Moves Along The Arc Scale Attached To The Baseboard And Gives Its Angle Of Inclition. Includes One Metal Roller In Bracket With Hook, One Weight Pan With Lightweight Cord For Suspension. (Inclined Plane, Wood & Metal, Economical)