[Virginia Tech Department of Physics]

 Lecture Demonstrations
Mechanics
   

M32: Feather and Coin

 

Purpose: To show that the acceleration due to gravity is independent of the mass.

Description:

 

Long glass tube with a feather and a coin inside; vacuum pump.

First show the rates at which the coin and feather fall in air just by tipping the glass tube. Then evacuate the tube using the vacuum pump and again show the rate of falling.

Equipment List: Storage Location: CHEMP 130A

 

 Tube with feather and plastic disk F1.3
  Vacuum Pump Lecture Table 2

References:

Manual: None   Setup Notes: M32 PIRA #: 1C20.10
Manufacturer(s): Other school's Demonstration web pages

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