Select the correct option to test your answer: A Equal power developed in each cylinder for uniform turning moment B Equal initial piston loads on all pistons for obtaining same size of piston rod, connecting rod etc. for all cylinders C Equal temperature drop in each cylinder for economy of steam D All of the above Correct Answer: Option D (All of the above) Verified correct option for Mechanical Engineering (Steam Boilers, Engines, Nozzles And Turbines).