< BackNext >PreviewMain Preview Chapter 8 Work and Machines CRCT Preparation.
Chapter 7 Machines. Objectives 7.1 Explain how machines make work easier 7.1 Calculate mechanical advantage 7.2 Describe the six types of simple machines.
HVACR416 - Design Duct Fittings and Components. Elbows 23.4.6 Elbows are 90° bends (unless otherwise specified) in ducts. Airflow is diverted from a straight.
Simple Machines
Transfer kinetic energy (the energy of motion) Reduce the effort needed to move a load Change the direction or amount of motion Change the type of motion.
Transfer kinetic energy (the energy of motion) Reduce the effort needed to move a load