A Horizontal 2

question 58

Multiple Choice

A horizontal 2.00-m long, 5.00-kg uniform beam that lies along the east-west direction is acted on by two forces. At the east end of the beam, a 200-N forces pushes downward. At the west end of the beam, a 200-N force pushed upward. What is the angular acceleration of the beam?

• A) 240 rad/s² north
• B) 1.33 × 10² rad/s² north
• C) zero
• D) 240 rad/s² south
• E) 1.33 × 10² rad/s² south

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