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Author Question: A 25-ft long crane supported at its lower end by a pin is elevated by a horizontal cable as shown in ... (Read 225 times)

Awilson837

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A 25-ft long crane supported at its lower end by a pin is elevated by a horizontal cable as shown in the figure. A 250-lb load is suspended from the outer end of the crane. The center of gravity of the crane is 10 ft from the pin, and the crane weighs 200 lb. What is the tension in the horizontal cable?
 
   


   
  a.
  610 lb
   
  b.
  540 lb
   
  c.
  640 lb
   
  d.
  570 lb
   
  e.
  2 000 lb

Question 2

A uniform 100-lb beam is held in a vertical position by a pin at its lower end and a cable at its upper end. A horizontal force (magnitude P) acts as shown in the figure. If P = 75 lb, what is the tension in the cable?
 
   


   
  a.
  54 lb
   
  b.
  69 lb
   
  c.
  47 lb
   
  d.
  61 lb
   
  e.
  75 lb



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Shshxj

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Answer to Question 1

d

Answer to Question 2

a





 

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