MET230: Hydraulics and Pneumatics Midterm Exam Solution - Questions

This document presents the solutions to a MET230 Hydraulics and Pneumatics midterm exam. The exam is divided into two parts. Part 1 consists of multiple-choice questions covering fundamental concepts of fluid power systems, including the properties of hydraulic fluids, types of pumps and motors (dynamic and limited rotation), efficiencies of hydraulic motors, and circuit components like pilot check valves and single-acting cylinders. Part 2 includes open-book problems involving calculations related to specific gravity, density, specific weight, volumetric efficiency of a gear pump, horsepower loss across a pressure relief valve, and receiver size calculation for a pneumatic system. The solutions provide step-by-step explanations and calculations for each problem, offering a comprehensive understanding of the topics covered in the exam.