A Ladder Is Extended to a Length of 8 M

question 14

Multiple Choice

A ladder is extended to a length of 8 m.It rests against a smooth frictionless vertical wall at an angle of 55 degrees to the horizontal.The ladder has a mass of 30 kg,and its center of mass is three-eighths of the way up the ladder from the floor.Calculate the magnitude of the resultant of the horizontal and vertical forces at the bottom of the ladder and the floor.

• A)371 N
• B)294 N
• C)77.0 N
• D)304 N
• E)284 N

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Definitions:

SWOT Analysis

A strategic planning tool used to identify the Strengths, Weaknesses, Opportunities, and Threats related to business competition or project planning.

Market-Product Grid

A matrix used to analyze and display the relationship between different markets (or customer groups) and products offered by a business.

Synergy Analysis

An evaluation method used to determine the combined effects of different parts of a business working together, often leading to enhanced productivity or effectiveness.

Marketing Plans

Marketing Plans are strategic documents outlining the proposed actions, targets, and strategies for promoting and selling a product or service.