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Q: Two particles, A and B, are in uniform circular motion about a common center. The acceleration of…
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Q: At t = 0 a grinding wheel has an angular velocity of 22.0 rad/s. It has a constant angular…
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Q: A carnival ride spins people around in a circle that has a radius of 5 m. The carnival ride can make…
A: Write the given values with the suitable variables. r=5 mω=20 rev/min=20×2π60 rad/s=2.094 rad/s…
Q: In a traditional wall mounted clock, the second hand makes one revolution in 60.00 s. The length of…
A: Time taken to complete one revolution, t and = 60 s Length of second hand, R = 6 cm = 0.06 m
Q: A flying wheel is rotating at 37 rev/s. What is the total angle, in radians, through which a point…
A: Given : Angular velocity (ω) = 37 rev/s = 37(2π) = 232.48 rad Time (t) = 32 seconds
Q: centrifuge that has a radius of 10 m. The astronaut is experiencing 10g, meaning that the…
A: Given: The Radius of the centrifuge (r) = 10 m. The mass experienced by the astronaut (m) = 10 g…
Q: Three people are standing on a horizontally rotating platform in an amusement park. One person is…
A: (a). Here all three people are stationary at their position and have same angular speed with respect…
Q: An automobile with 0.220 m radius tires travels 60,000 km before wearing them out . How many…
A: Radius (R) of tires = 0.22 m distance moved (d) = 60,000 km
Q: A curve ball is a type of pitch in which the baseball spins on its axis as it heads for home plate.…
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Q: An astronaut is being tested in a centrifuge. The centrifuge has a radius of 2 m and, in starting,…
A: Given that an astronaut is being tested in a centrifuge. The centrifuge has a radius of 2 m and, in…
Q: the
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Q: angential speed, in m/s, of Nairobi, Kenya, a city near the equator? The earth makes one revolution…
A: GivenT=23.93 hr=6380 km=6380000 m
Q: 32 cm radius, spherical ball starts from rest on an H=6.4m tall hill and rolls down. After rolling…
A: radius (r) = 32 cm = 0.32 m H = 6.4 m h = 4.1 m Let the mass = m
Q: How fast (in rpm) must a centrifuge rotate if a particle 7.8 cm from the axis of rotation is to…
A: The centripetal acceleration is a given by a=ω2r…
Q: A disk of radius 3.00 m rotates like a merry-go-round as given by the function θ = 2.00t^4 +…
A: Radius of the disk, r=3 m The angular position of the point on the rim at time t, θ=2t4+6t2 Time at…
Q: A hamster is running on the circular spinning wheel in his cage. It is turning at a rate of 50 rpm…
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Q: om above). When switched off, it rotates through 48.0 revolutions before coming to rest. Assuming it…
A: We know that the third equation of the angular motion is given as ω=ω0+2αθα= ω-ω02θ…
Q: A merry-go-round with a diameter of 5.3 m completes one revolution every 4.1 s. What is the speed of…
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Q: An object is traveling with uniform circular motion in a circle of radius 15.4 cm and period 1.27 s.…
A: Radius of circular path R = 15.4 cm Period T = 1.27 s
Q: A disk spins at 4.0 revolutions/second. What is its period, in second?
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Q: A drill bit is able to reach 2000 rpm in 0.50 s. Assuming a constant angular acceleration, how many…
A: Given: The final angular speed of the drill is dω=2000 rpm= 2000×2π60 s=209.44 rads. Time required…
Q: An automobile with tires that have a radius of 0.260 m travels 64000 km before wearing them out.…
A: Given data : Radius of the tire (r) = 0.260 m Distance traveled…
Q: An Earth satellite moves in a circular orbit 681 km above Earth's surface with a period of 98.17…
A: Height, h = 681 km Period, T = 98.17 min = 98.17×60 s = 5,890.2 sRadius of earth, R = 6371 kmOrbital…
Q: Planet 1 has mass 3M and radius R, while Planet 2 has mass 4M and radius 2R. They are separated by…
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Q: A particle undergoes uniform motion. the speed of the particle is 10.0m/s. and the radius of its…
A: Given data: The speed of the particle is v=10.0 m/s. The radius of the circular path is R=3.20 m.…
Q: An object is traveling with uniform circular motion in a circle of radius 18.9 cm and period 2.17 s.…
A: r= 18.9 cm= 18.9×10-2 m T=2.17 sec
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- Could someone explain how to work this out?A motorcycle, starting from rest, accelerates at 2.87 m/s2 on a circular track with a 205 m diameter. What is the elapsed time, in seconds, at which the centripetal acceleration of the motorcycle has the same magnitude as its tangential acceleration?An automobile with 0.320 m radius tires travels 60,000 km before wearing them out. How many revolutions do the tires make, neglecting any backing up and any change in radius due to wear?
- An automobile with 0.210 m radius tires travels 85,000 km before wearing them out. How many revolutions do the tires make, neglecting any backing up and any change in radius due to wear? revolutionsWhich is the correct option?Please answer the following question(s): 1. A helicopter blade spins at exactly 130 revolutions per minute. Its tip is 5.00 m from the center of rotation. Hint: What is the shape of the path described by the helicopter blade? How do you find the length of this path? (a) What is the total distance traveled by the tip per minute? Enter to 3 significant figures Distance: m (b) What is the average speed of the tip of the blade? Enter to 3 significant figures Average speed: m/s (c) What is the average velocity over one revolution? Enter to 3 significant figures Average velocity: m/s
- The power to electric motor rotating at 600 rpm is cut off. If the magnitude deceleration of the centrifuge is 2.3 rad/s2 how many revolutions does it make before coming to rest?A child is holding a string with a ball tied at the end. The childspins around in a circle causing the ball to travel in uniformcircular motion. While doing this, the 1.3 m long string makesa 48.8◦angle below horizontal. What is the tangential speedof the ball? Solution provided is incorrect. Answer should be v=2.7m/sAn automobile with 0.230 m radius tires travels 65,000 km before wearing them out. How many revolutions do the tires make, neglecting any backing up and any change in radius due to wear?
- How fast (in rpm) must a centrifuge rotate if a particle 7.5 cm from the axis of rotation is to experience an acceleration of 2.0×105 g's? Express your answer using two significant figures.An automobile with 0.240 m radius tires travels 90,000 km before wearing them out. How many revolutions do the tires make, neglecting any backing up and any change in radius due to wear?An object moving in a circle with a radius of 0.5 meters accelerates tangentially at 5 meters per second squared. At the instant, the object’s net acceleration is 9 meters per second squared, determine its speed.