'External forces acting' diaporamas de présentation

Forces

Forces. Things to recall. A force is usually simply defined as a push or pull. Alt: An influence which causes motion. A force acting on a body can cause the object to accelerate. When multiple forces act on a body, the resultant (or net) force is a superposition of the forces.

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Chapter 9 Linear Momentum

Chapter 9 Linear Momentum. Announcements. Assignments due Saturday Midterm Exam II: October 17 (chapters 6-9) Formula sheet will be posted Practice problems Practice exam next week. Linear Momentum. Momentum is a vector; its direction is the same as the direction of the velocity.

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Systems of Particles

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Unit d: Structure and forces

Unit d: Structure and forces. Introduction. Structures can be found in both natural and human-constructed environments We will investigate the different materials used in all structures We will test the materials under various loads and forces

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SYSTEMS OF PARTICLES

SYSTEMS OF PARTICLES.

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From Newton Two New Concepts Impulse & Momentum

From Newton Two New Concepts Impulse & Momentum. Impulse = Change in Momentum. Momentum;. Momentum is vector in direction of velocity. Impulse is vector in direction of force. Impulse. Change In Momentum. correct. Think.

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CE 201 - Statics

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Impulse and Momentum Answers

Impulse and Momentum Answers. Answers: Question 1 21,140.5 kgm/s East Question 2 9.26 m/s. Answers: Question 1 10,000 Ns Westward so that means (-10,000 Ns) Question 2 13.99 m/s. Answers: Question 1 5280 kgm/s Question 2 5280 Ns Question 3 88.0 N. Answers:

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Learning Goals The conditions that must be satisfied for a body or structure to be in equilibrium.

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NEWTON'S THIRD LAW OF MOTION

NEWTON'S THIRD LAW OF MOTION. THIRD LAW LAW OF INTERACTION. For every action, there is an equal but opposite reaction. When a force a applied to an object, the object exerts a force that has the same magnitude but opposite in direction.

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Forces come in two types.

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