The lever arm is the perpendicular distance from the axis of rotation to a line drawn along the direction of the force

Today' s topics Fluids in motion Bernouilli’ s equation Viscous fluids Simple oscillations

A practical \blue-collar science initially concerned with economics industry, real life problems DYNAMICS--Concerned with the concepts of energy transfers between a system and its environment and the resulting

Chap. 14: Energy in Thermal Processes Solids, liquids or gases have internal energy t Kinetic energy from random motion of molecules translation rotation vibration

Temperature: measure of the motion of the individual atoms and molecules in a gas liquid or solid related to average kinetic energy of constituents High temperature: constituents are moving around energetically

The Simple Pendulum A pendulum is made by suspending a mass m at the end of a string of length L Find the frequency of oscillation for small displacements mg

Announcements Homework 8: due Friday Nov. 11@ 6: 00 PM ←Chap.7:#7,22,28,33,35,44,45,50,54,61,and65

The kinetic energy of a rotating system looks similar to that of a

The impulse of the force action on an object equals the change in momentum of the object

Work Kinetic-Energy Theorem: (Net Work done on object] change in kinetic energy of object