A ladder leans against a wall.If the ladder is not to slip, which one of the following must be true?
A)The coefficient of friction between the ladder and the wall must not be zero
B)The coefficient of friction between the ladder and the floor must not be zero
C)Both A and B
D)Either A or B
E)Neither A nor B

Question

A ladder leans against a wall.If the ladder is not to slip, which one of the following must be true? 
A)The coefficient of friction between the ladder and the wall must not be zero 
B)The coefficient of friction between the ladder and the floor must not be zero 
C)Both A and B 
D)Either A or B 
E)Neither A nor B

Quizplus · Accepted Answer

In order for the ladder to not slip, the friction between the ladder and the floor must be strong enough to prevent it from sliding. The friction between the ladder and the wall is not as important in this scenario.

A Ladder Leans Against a Wall