A 750 Kg Ladder That Is 3

question 46

Multiple Choice

A 75.0 kg ladder that is 3.00 m in length is placed against a wall at an angle theta.The center of gravity of the ladder is at a point 1.20 m from the base of the ladder.The coefficient of static friction at the base of the ladder is 0.800.There is no friction between the wall and the ladder.What is the minimum angle the ladder makes with the horizontal for the ladder not to slip and fall?

• A) 26.57 degrees
• B) 30.34 degrees
• C) 36.35 degrees
• D) 40.55 degrees
• E) 46.52 degrees

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Definitions:

Called Function

A function that is invoked by another function during the execution of a program.

Call By Value

A method of passing arguments to functions where the actual value is passed, and modifications inside the function do not affect the original argument.

Affected

In computing, often describes how changes or operations impact system states, variables, or data.