swinging Horizontal Circular Motion

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Presentation transcript:

swinging Horizontal Circular Motion Sketch and label the free body diagrams of these two situations, stationary; and swinging in a horizontal circle at 45o. stationary swinging

= = = = Horizontal Circular Motion swinging Sketch and label the free body diagrams of these two situations, stationary; and swinging in a horizontal circle at 45o. stationary = = Support 45o Tension = = Weight swinging Weight

A = Horizontal Circular Motion Using the free body diagram. Calculate the combined weight of the chair and the rider. State the vertical component of the tension force. Calculate the horizontal centripetal force. Calculate the tension in the chain. Draw and label the force vector diagram Take g = 9.8 m s-2. A 2 The mass of the chair and this rider combined is 150 kg. Ignore the mass of the chains. Force vector diagram Scale 1 cm : 200 N 45o Tension = 2100 N Tension 45o Weight = Free body diagram Vertical component of Tension Force T = -mg = 1500 N Horizontal component of Tension Force = Centripetal force = 1500 N

Horizontal Circular Motion The combined mass of the chair and rider is 150 kg Bertazzon America LLC specifications The speed of the ride is 12 rpm The radius of the chair-o-plane is 7 m. Show 12 rpm = 0.2 Hz Using the force vector diagram Calculate the speed of the chair and rider Calculate the centripetal acceleration Tension = 2100 N Horizontal force = 1500 N Vertical = 1500 N 45o Force vector diagram

Horizontal Circular Motion The combined mass of the chair and rider is 150 kg Bertazzon America LLC specifications The speed of the ride is 12 rpm The radius of the chair-o-plane is 7 m. Show 12 rpm = 0.2 Hz Achieved or

Horizontal Circular Motion Tension = 2100 N Horizontal force = 1500 N Vertical = 1500 N 45o Force vector diagram The combined mass of the chair and rider is 150 kg Bertazzon America LLC specifications The speed of the ride is 12 rpm The radius of the chair-o-plane is 7 m. Calculate the speed of the chair and rider Calculate the centripetal acceleration.