person gripping a torque bar horizontally; masses are hung on the bar on a hook near the handles

 

Code Number: 1J40.10

Demo Title: Grip Bar

Condition: Good

Principle: Torque

Area of Study: Mechanics

Equipment: 

Torque bar, masses

Procedure: 

Grip the torque bar and hold it so that it is horizontal.  Hang some masses on the bar starting with the hook nearest the handles.  See how far out on the bar you can hang the masses before you can no longer hold the bar horizontal. 

References:

  • Borislaw Bilash II, David Maiullo, "Hold That Torque", A Demo a Day: A Year of Physics Demonstrations, p. 146.

Video Credit: Jonathan M. Sullivan-Wood

1J40.10 - Grip Bar 

1J40.10 - Dr. James Wetzel, PHYS 1611 - Grip Bar