Discuss the below problem:
Q: A hand-operated hydraulic cylinder has been designed for use where space is severely limited. Determine the magnitude of the force exerted on the piston at D when two 90-lb forces are applied as shown. You must include all the units which are needed to solve the problem.Your steps and the calculation should be very clear and easy to understand.
![2189_Hydraulic.jpg](https://secure.tutorsglobe.com/CMSImages/2189_Hydraulic.jpg)