'Long ladder leans' diaporamas de présentation

Chapter 9

Chapter 9. Torque. 9.1 The Action of Forces and Torques on Rigid Objects. A net force causes an object to accelerate. This is a translational acceleration. What causes a rotational, or angular, acceleration?. Opening a door.

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361 views • 26 slides

Chapter 9

Chapter 9. Torque. Student learning objectives. To extend the particle model to the extended object (rigid-body) model. To understand the static equilibrium of an extended rigid body. Opening a door.

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Warm up Monday May 5

A city map is placed on a coordinate grid. The post office is located at the point P(5 , 35), the library is located at the point L ( 15 , 10), and the fire station is located at the point F(9 , 25). What is the ratio of the length of PF to the length of LF ?. A 2 : 3 B 3 : 2

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