College Physics
11th Edition
ISBN: 9781305952300
Author: Raymond A. Serway, Chris Vuille
Publisher: Cengage Learning
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A toy truck weighing 13 kg travels at a constant speed of 3 m/s around a circular track the diameter of the circular track is 90 m what is the magnitude of the centripetal force of the truck?
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- The 20-g centrifuge at NASA's Ames Research Center in Mountain View, California, is a cylindrical tube 58 ft long with a radius of 29 ft (see figure). If a rider sits in a chair at the end of one arm facing the center, how many revolutions per minute would be required to create a horizontal normal force equal in magnitude to 20.0 times the rider's weight? rev/min 29 ft XKKE Need Help? Read Itarrow_forwardA vial containing a blood sample is placed into a centrifuge, which spins the sample quickly to separate the blood into its parts. The centrifuge has a radius of 0.12 m, and spins at a rate of 1750 rpm. If the blood sample and vial have a combined mass of 95 g, what is the centripetal force holding the vial in place? 22.0 N 991 N 4030 N 383 Narrow_forwardA car is moving on a banked curve at a speed v. A car is moving on a circular (radius = R) banked track (banking = B = 10° with respect to the horizontal) at a constant speed, v, in a circular path of radius R. A normal force, n, is exerted on the car from the track. The centripetal force is equal to the total normal force 0000 the radial component of the normal force the vertical component of the normal force none of the abovearrow_forward
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- A car with a mass of 1380 kg is moving around a curve with a radius of 21.0 m at a constant speed of 15 m/s. What is the magnitude of the centripetal force?arrow_forwardA car moving at a constant speed goes around a curve of 400 ft radius and then goes around a second curve of 200 ft radius. The centripetal force acting on the car as it goes around the 200 ft radius curve is ______ the value of the centripetal force acting on the car as it goes around the 400 ft radius curvearrow_forwardA speed skater goes around a turn that has a radius of 31 m. The skater has a speed of 12 m/s and experiences a centripetal force of 450 N. What is the mass of the skater? Number i Units <arrow_forward
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