What period, tangential speed, and centripetal acceleration

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Reference no: EM13973548

1. A 80 kg sprinter runs around a circular track with a radius of 25 m at a velocity of 12 m/s. What type of force causes the runner to turn and what is it's magnitude?

2.Two 8 kg spheres are attached to the ends of a 85 cm rod. The rod is balanced in the center and spun in a circle. The rod can support a max force of 850 N, what is the max frequency of rotation?

3.A 10 kg toy swings in a horiztonal circle with a velocity of 29 m/s around a circular track. If the centripetal force is 1,800 N, what is the diameter of the pathway?

4.An object moves in a circle with a diameter of 10 meters at a frequency of 8 rev/s. What is the period, tangential speed, and centripetal acceleration?

5.A 1,900 kg racecar travels at a constant velocity of 26 m/s around a circular track. If the centripetal acceleration is 8 m/s2, what is the diameter of the track?

Reference no: EM13973548

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