A Uniform Ladder Is 10 Cm Long and Weighs 400 $\degree$

question 24

Multiple Choice

A uniform ladder is 10 cm long and weighs 400 N. It rests with its upper end against a frictionless vertical wall. Its lower end rests on the ground and is prevented from slipping by a peg driven into the ground. The ladder makes a 30 $\degree$ angle with the horizontal. The force exerted on the wall by the ladder is:

• A) 48 N
• B) 74 N
• C) 120 N
• D) 350 N
• E) 610 N

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Definitions:

Particular Proposition

A categorical proposition that makes an assertion about at least one but not all members of the class designated by its subject term (I and O).

Venn Diagram

A visual representation of the mathematical or logical relationships between different groups, often depicted with circles that overlap.

Existential Import

An attribute of propositions that implies the existence of the subject matter within logical or philosophical analysis.

Venn Diagram

A diagram using overlapping circles to visually represent relationships between different sets of items.