PASCO SE-8685 Pulley Demonstration System - Manual (Page 5)

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Pulley Demonstration System
5
Equipment Setup
I. Assembling the Pulley Frame
a) Set the base on a sturdy, level surface. b) Thread the two support
rods to the base. c) Fasten both clamps to the top of the support rods.
d) Attach only one side of the horizontal rod to a clamp, so that one
end is free and the other is fixed. e) Slide the hook collars down the
free end of the horizontal rod. f) Secure the free end. g) Tighten the
hook collars using the top screws.
II.Sample Setup Options (Hanging Pulleys on the Frame
A. Set up a Single Pulley on the Frame
a) Hang the metal hook on the top of the
single pulley on the hook collar. b) Tie string
to a mass hanger and loop it up and around the
pulley. c) Add weight to the mass hanger.
[Note: The free end is for pulling and
attaching measuring devices (i.e. spring scale
or Force Sensor) to measure the force.]
Figure 1: Assembled Frame
Fixed end
Free end
Base
clamp clamp
Figure 2:
Single Pulley