Multiple Choice
Equilibrium: A 5.0-m long, 12-kg uniform ladder rests against a smooth vertical wall with the bottom of the ladder 3.0 m from the wall. The coefficient of static friction between the floor and the ladder is 0.28. What distance, measured along the ladder from the bottom, can a 60-kg person climb before the ladder starts to slip?
A) 4.0 m
B) 3.7 m
C) 1.7 m
D) 1.3 m
E) 3.3 m
Correct Answer:

Verified
Correct Answer:
Verified
Q83: Rotational dynamics about a moving axis: A
Q84: Basic rotational quantities: As you are leaving
Q85: Rotational dynamics about a fixed axis: A
Q86: Equilibrium: A stepladder consists of two halves,
Q87: Rotational dynamics about a fixed axis: A
Q89: Rolling: A uniform solid sphere of mass
Q90: Equilibrium: A 20.0-kg uniform plank is supported
Q91: Rotational kinematics: The angular acceleration of a
Q92: Rotational kinematics: A turbine blade rotates with
Q93: Equilibrium: A 30.0-kg child sits on one