In a prestressed beam carrying an external load W with a bent tendon is having angle of inclination $θ$ and prestressed load P. The net downward load at the centre is

- 1
  
  $W - 2 P \cos θ$
- 2
  
  $W - P \cos θ$
- 3
  
  $W - P \sin θ$
- 4
  
  $W - 2 P \sin θ$

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