Uniform Circular Motion

Dec 21, 2012

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Uniform Circular Motion. An object that moves at uniform speed in a circle of constant radius is said to be in uniform circular motion.Question: Why is uniform circular motion accelerated motion?Answer: Although the speed is constant, the velocity is not constant since an object in uniform circula

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Uniform Circular Motion

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Uniform Circular Motion

Uniform Circular Motion. Uniform Circular Motion. Uniform Circular Motion – a motion in which an object moves in a circular path at constant speed V = 2 π r/T. Centripetal Force.

187 views • 6 slides

Uniform Circular Motion

Uniform Circular Motion. Uniform Circular Motion. Motion of an object moving in a circle at constant speed. The linear velocity vector for an object in uniform circular motion has a direction that is constantly changing. Therefore, the object experiences an acceleration.

375 views • 9 slides

Uniform Circular Motion

Uniform Circular Motion. Physics 6A. Prepared by Vince Zaccone For Campus Learning Assistance Services at UCSB. U niform = Constant Speed C ircular = The Path is a Circle (or part of a circle) M otion = Speed is not zero. Prepared by Vince Zaccone

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Uniform Circular Motion

Uniform Circular Motion. Circular Coordinates. r -radial. r.  -tangential. . Conditions. Uniform Circular motion occurs when an object is moving in a circular path at a constant speed. | v|=v. ● the instantaneous velocity v is always TANGENT to the path and a constant LENGTH. r.

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UNIFORM CIRCULAR MOTION

UNIFORM CIRCULAR MOTION. THE MOTION OF AN OBJECT moving IN A CIRCLE AT CONSTANT SPEED. Average speed = distance /time= arc /time = = *R/time=2R/T( period ) where R is the radius of the circumference and T is called the period of the circular motion. Related formulas.

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Uniform Circular Motion

Uniform Circular Motion. Instantaneous velocity. acceleration. Circular Motion Uniform circular motion occurs when an object travels in a circular path at a constant speed. Uniform circular motion. Q. Explain why a ball moving in a circle must be accelerating towards the centre. A.

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UNIFORM CIRCULAR MOTION

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Uniform Circular Motion

Uniform Circular Motion. Year 1 Dynamics. P’. s. . O. r. P. Angular Displacement. Consider a particle at point P on a rotating disc of radius r. if disc turns through 1 rev, P travels a distance s=2 r if disc turns through 1/(2) revs, P travels a distance s=r.

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Uniform Circular Motion

Uniform Circular Motion. Constant speed, but change direction  acceleration. If acceleration  net force. If motion in circle at const speed, force towards the center. Centripetal (center seeking) acceleration a c = v 2 / r.

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Uniform Circular Motion

Uniform Circular Motion. the motion of an object traveling in a circular path an object will not travel in a circular path naturally an object traveling in a circular path must have a net force acting upon it!. The object wants to travel in a straight line!.

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Uniform Circular Motion

Uniform Circular Motion. Deriving a R = v 2 /r Where a R is radial acceleration (Due to change in direction.). Uniform Circular Motion. Means that an object is moving in a circle at a c onstant speed. Thus the magnitude remains constant but the direction is always changing.

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Uniform Circular Motion

Uniform Circular Motion. Basic Principles & Formulas. Uniform Circular Motion Principles. Object moves at a constant speed (speed = scalar quantity) Object’s velocity is constantly changing (velocity = vector quantity) due to a continuous change in direction

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Uniform Circular Motion

Uniform Circular Motion. October 2014. Circular Motion. A is towards the center. V is tangential to the motion Speed is constant, V changes A force directed towards the center is what causes the acceleration (e.g. gravity, a string) If the force is removed, the

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Uniform Circular Motion

Uniform Circular Motion. V t. r. ω. V t. Linking… Linear Motion to Uniform Circular Motion. Linking… Linear Motion to Uniform Circular Motion. Uniform Circular Motion. ( Δθ ) Angular Displacement is difference between the final and initial angles. Unit rad

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Uniform Circular Motion

Uniform Circular Motion. An object moving in uniform circular motion is moving in a circle with a constant speed. uniform: n ot changing in form or character; remaining the same in all cases and at all times uniform speed=constant speed speed is how fast an object is moving.

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UNIFORM CIRCULAR MOTION

UNIFORM CIRCULAR MOTION Uniform circular motion is motion in which there is no change in speed, only a change in direction. v. Constant velocity tangent to path. Constant force toward the center.

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Uniform Circular Motion

Uniform Circular Motion. 4 minutes. 3 minutes. 2 minutes. 1 minutes. 30 seconds. Cycle, Period (T), and Frequency ( f ). 15 seconds. TIME’S UP!!!. Natural Rhythms Activity. Basic Definitions. How are T and f related? Inversely (1/T = f )

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Uniform Circular Motion

Uniform Circular Motion. UCM – motion in a circle of a constant radius at a constant speed Like projectile motion, it’s a combo of 2 separate causes: an attempt at constant speed in a straight line (we’ll learn v is always tangent to the circle) so that’s like PM’s horizontal v…

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Uniform Circular Motion

http://www.physicsclassroom.com/mmedia/circmot/circmotTOC.html. Uniform Circular Motion. Uniform circular motion. motion of an object in a circle with a constant or uniform speed constant change in direction – which means changing velocity.

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Uniform Circular Motion

Uniform Circular Motion. Position on a Circle. Motion in a circle is common. The most important measure is the radius ( r ). The position of a point on the circle is described by a radial vector . Origin is at the center. Magnitude is equal everywhere. r. r.

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Uniform Circular Motion

Uniform Circular Motion. SP1. Students will analyze the relationships between force, mass, gravity, and the motion of objects. g. Measure and calculate centripetal force. Uniform Circular Motion.

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Uniform Circular Motion

Uniform Circular Motion. September 30. 60. 65. 0. 0. In the game of tetherball, the struck ball whirls around a pole. In what direction does the net force on the ball point?. Toward the top of the pole Toward the ground Along the horizontal component of the tension

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