The constant moment of 50 N • in is applied to the crank shaft. Determine the compressive...

The constant moment of 50 N • in is applied to the crank shaft. Determine the compressive force P that is exerted on the piston for equilibrium as a function of θ. Plot the results of P (vertical axis) versus θ (horizontal axis) for 0° ≤ θ ≤ 90°.