A Uniform Bridge Span Weighs 50

question 32

Multiple Choice

A uniform bridge span weighs 50.0 ´ 10³ N and is 40.0 m long.An automobile weighing 15.0 ´ 10³ N is parked with its center of gravity located 12.0 m from the right pier.What upward support force does the left pier provide?

• A)29.5 ´ 10³ N
• B)35.5 ´ 10³ N
• C)65.0 ´ 10³ N
• D)32.5 ´ 10³ N

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