'Mg sin' presentation slideshows

Physics 207, Lecture 6, Sept. 24

Physics 207, Lecture 6, Sept. 24. Chapter 5 Friction (a external force that opposes motion) Chapter 6 (Dynamics II) Motion in two (or three dimensions) Frames of reference. Agenda:. Assignment: For Wednesday read Chapter 7 MP Problem Set 3 due Wednesday

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Physics 221 Chapter 5

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REVIEW Phys-151

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Chapter Eight

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Chapter Eight

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The simple pendulum

The simple pendulum. ?. L. m. The simple pendulum. ?. L. m. mg. The simple pendulum. ?. L. m. mg sin ?. mg. The simple pendulum. ?. L. x. m. mg sin ?. mg. Some trig: sin ? = x L

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Physics 211 Lecture 17

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PHY 2049: Physics II

PHY 2049: Physics II. Tutoring Center is open in room NPB 1215, M-F 12:00AM -4:00PM. It is free. All homework assignments are now available online. My office hours: MTW 3-4 PM. HITT (read carefully).

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CPS Question

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Poll Question

Poll Question. The period of a spring simple harmonic oscillator depends on: (Add together the numbers for all correct choices and text in the sum.) 1. The spring constant k . 2. The mass m . 4. The maximum amplitude A . 8. The gravitational field g. Pendulums.

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The Simple Pendulum

The Simple Pendulum. Learning Objectives. Book Reference : Pages 42. The Simple Pendulum. To establish which factors influence the period of a pendulum To understand how the period of a simple pendulum can be used to establish a value for g experimentally.

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Law of friction

Law of friction. Properties of frictional force 1. act along the surface between two bodies 2. act in a direction so as to oppose relative motion of the surfaces. . Applied force F A. Frictional force f. Limiting friction. If the block remains at rest, f = F A

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UNIT 4 Forces and the Laws of Motion

UNIT 4 Forces and the Laws of Motion. ConcepTest 5.1a Gravity and Weight I. 1) F g is greater on the feather 2) F g is greater on the stone 3) F g is zero on both due to vacuum 4) F g is equal on both always 5) F g is zero on both always.

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Pendulum

Pendulum. ? rad = x/L. ?. Restoring force: F = -mg sin ?. If ? is small, sin ? ? ?. F = -mg ? = -mg x/L. F = -(mg/L) x. F = -kx. Force constant (k) = mg/L. For small angles, pendulum is SHM. period: T = 2 ? ?(m/k) = 2 ? ?(m/(mg/L)). T = 2 ? ?(L/g).

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???? ???? ???? ???????? 120090151 ???? ??????? /???? ??????

???? ???? ???? ???????? 120090151 ???? ??????? /???? ??????. EXP:3 periodic motion. Idea :: Study harmonic motion :: Determination the gravity Elements :: simple pendulum to Study harmonic motion and Determine the gravity

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