A Man Wishes to Pull a Crate 15 M Across

question 59

Multiple Choice

A man wishes to pull a crate 15 m across a rough floor by exerting a force of 100 N. The coefficient of kinetic friction is 0.25. For the man to do the least work, the angle between the force and the horizontal should be:

• A) 0
• B) 14 °
• C) 43 °
• D) 66 °
• E) 76 °

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Definitions:

Recreation Centre

A facility that provides a variety of physical activities, sports, and other leisure activities for the community.

Physical Activities

Movements that require energy expenditure, ranging from exercise to daily tasks.

Telephone Responses

Telephone responses refer to answers or reactions received during telephone surveys, interviews, or customer service interactions.

Recreation Centre

A facility provided by the community or a private entity, offering recreational and leisure activities and services.