Given the equation , which answer provides the best description of a possible physical situation?
A)A 3.00-kg mass is suspended from the ceiling.
B)A 2.00-kg mass hanging over a pulley drags a 3.00-kg mass along a frictionless horizontal surface.
C)A 3.00-kg mass hanging over a pulley drags a 2.00-kg mass along a frictionless horizontal surface.
D)A 3.00-kg mass hanging over a pulley drags a 5.00-kg mass along a frictionless horizontal surface.
E)A 5.00-kg mass hanging over a pulley drags a 3.00-kg mass along a frictionless horizontal surface.

Question

Given the equation  , which answer provides the best description of a possible physical situation?
A)A 3.00-kg mass is suspended from the ceiling. 
B)A 2.00-kg mass hanging over a pulley drags a 3.00-kg mass along a frictionless horizontal surface. 
C)A 3.00-kg mass hanging over a pulley drags a 2.00-kg mass along a frictionless horizontal surface. 
D)A 3.00-kg mass hanging over a pulley drags a 5.00-kg mass along a frictionless horizontal surface. 
E)A 5.00-kg mass hanging over a pulley drags a 3.00-kg mass along a frictionless horizontal surface.

Quizplus · Accepted Answer

The equation given is not a physical equation but rather a random string of numbers and letters. Therefore, it cannot describe a physical situation. Consequently, the best choice is the one that does not use the equation to describe a physical situation, and that is choice C.

Given the Equation , Which Answer Provides the Best