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1. The diagram below is an official schematic of a velodrome, where track cycling takes place. The riders can go around the track at up to 90 km/h. Assume that a biker is taking the steep turn (with maximum angle as shown) at a speed of 82 km/h and that the turn has a radius of 25 m.

1. The diagram below is an official schematic of a velodrome, where track cycling takes place. The riders can go around the track at up to 90 km/h. Assume that a biker is taking the steep turn (with maximum angle as shown) at a speed of 82 km/h and that the turn has a radius of 25 m.

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1. The diagram below is an official schematic of a velodrome, where track cycling takes place. The riders can go around the track at up to 90 km/h. Assume that a biker is taking the steep turn (with maximum angle as shown) at a speed of 82 km/h and that the turn has a radius of 25 m. RIO OLYMPIC GAMES Track Cycling Aug 11-16 BARRA ţ Olympic Velodrome 1st appearance at the Games 1896 EQUIPMENT ▸ Aerodynamic helmet ▶ Bike with one gear and no brakes. wheels are 66-68 cm in diameter ▸ Standard bike for sprints, Keirin and Omnium ▸ Team pursuit bike Source: IOC a. 10 Gold medal events ► Jumpsuit of synthetic fibre Track ► 250 m in circumference Pursuit line- Finish line jo ▸ Keirin Sprinters' line 200m line warm-up lane Riders sprint Banked at 42 degrees after following Blue lane rest and an electric pacer as far as a point 700 m before the finish. EVENTS Team sprint Team pursuit Individual sprint Keirin Omnium R Inside of track (official distance racers must ride) ▸ Team pursuit ▸ Sprint ood 2 teams of 4 riders. The 3rd rider's time dictates which team wins. Men 2 teams of 3 cyclists Determine the coefficient of friction required to keep on the track. 20 R O 16 2 teams of 4 cyclists Race distance: 4 km fan Women 2 teams of 2 cyclists 2 cyclists Winner goes on to next round 2,000-m sprint Combination of 6 different races Team Individual Teams start the race on opposite sides of the track © AFP b. Explain why the track is banked (i.e. explain what would happen if the track were horizontal). Provide proof for your explanation with physics equations. 15
Transcribed Image Text:1. The diagram below is an official schematic of a velodrome, where track cycling takes place. The riders can go around the track at up to 90 km/h. Assume that a biker is taking the steep turn (with maximum angle as shown) at a speed of 82 km/h and that the turn has a radius of 25 m. RIO OLYMPIC GAMES Track Cycling Aug 11-16 BARRA ţ Olympic Velodrome 1st appearance at the Games 1896 EQUIPMENT ▸ Aerodynamic helmet ▶ Bike with one gear and no brakes. wheels are 66-68 cm in diameter ▸ Standard bike for sprints, Keirin and Omnium ▸ Team pursuit bike Source: IOC a. 10 Gold medal events ► Jumpsuit of synthetic fibre Track ► 250 m in circumference Pursuit line- Finish line jo ▸ Keirin Sprinters' line 200m line warm-up lane Riders sprint Banked at 42 degrees after following Blue lane rest and an electric pacer as far as a point 700 m before the finish. EVENTS Team sprint Team pursuit Individual sprint Keirin Omnium R Inside of track (official distance racers must ride) ▸ Team pursuit ▸ Sprint ood 2 teams of 4 riders. The 3rd rider's time dictates which team wins. Men 2 teams of 3 cyclists Determine the coefficient of friction required to keep on the track. 20 R O 16 2 teams of 4 cyclists Race distance: 4 km fan Women 2 teams of 2 cyclists 2 cyclists Winner goes on to next round 2,000-m sprint Combination of 6 different races Team Individual Teams start the race on opposite sides of the track © AFP b. Explain why the track is banked (i.e. explain what would happen if the track were horizontal). Provide proof for your explanation with physics equations. 15
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