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

question 31

Multiple Choice

A uniform ladder is 10 m 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)47 N
• B)74 N
• C)120 N
• D)350 N
• E)460 N

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Definitions:

Macro

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Global Levels

Pertains to the scope or scale of processes, phenomena, or measurements that extend across the entire world, impacting or involving multiple countries and populations.

First Woman Sociologist

Harriet Martineau, often regarded as the first female sociologist, who made significant contributions to the field with her writings and translations of Comte's work.

Marianne Weber

A prominent German sociologist and women's rights activist, known for her works on marriage, family, and social economics, and as the wife of Max Weber.