Examlex
A 2.00-m long uniform beam of mass 4.00 kg rests on a fulcrum that is 1.20 m from one end when a 3.00-kg mass rests on that end and a 8.00-kg mass is placed at another location on the beam. How far from the end at which the 3.00-kg mass is placed is the location of the 8.00-kg mass?
Q1: A spring with a spring constant of
Q5: A spool whose inner core has a
Q21: The velocity of a longitudinal wave traveling
Q25: You ride on an elevator that is
Q31: A particle with a mass of 400
Q32: Several forces act on an object at
Q34: Describe the type of spring "constant" needed
Q43: A 1.50-m long gas column that is
Q63: A mass is attached to a vertical
Q83: Salt water has greater density than fresh