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Exam_3_form D Solutions

# What is the magnitude of the force f a 545 n e 962 n

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Unformatted text preview: a distance of 5.00 m from the other end makes an angle of 15° with the board. What is the magnitude of the force F? A) 545 N E) 962 N Στ i = 0 τ 1 = −( L − P) F sin θ ; τ 2 = ( L / 2) mg B) 495 N F) 743 N C) 445 N G) 689 N ( L / 2) mg (12.5m)(23.0kg)(9.81N/kg) F= = = 545 N D) 395 N H) 595 N ( L − P) sin θ (20m ⋅ sin15°) 9. The maximum compression stress that a bone can withstand is 1.60 × 108 N/m2 before it breaks. A thighbone (femur), which is the largest and longest bone in the human body, has a cross sectional area of 7.70 × 10–4 m2. What is the maximum compression force that can be applied to the thighbone? A) 2.10 × 1011 N E) 5.40 × 107 N F B) 1.20 × 106 N F) 1.23 × 105 N <...
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