A computer hard disk starts from rest, then speeds up with an angular acceleration of 190 rad/s2 until it reaches its final angular speed of 7,200 rmp

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Q: n 2010, the Sikorsky's X2 helicopter became the world's fastest helicopter, flying at 249 miles per…

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A: Given; m=42 kgr=3m∆ω =0·4 rev/s∆t=10 sThe total acceleration is given by;a=ar +…

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A: Given:

Q: Jennifer decided to install a ceiling fan in the master bedroom. After a laborious installation, she…

A: initial angular speed (w) = 0 final angular speed = 120 rev/min  = 2 rev/sec  = 12.57 rad/s t = 20…

Q: A rotating disk is initially spinning at w 7.4 rev/s, slows down and stops in 11.6 s. What is the…

A: Option d is the right answer  -0.64 rev /s^2

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A: Disclaimer: “Since you have asked multiple question, we will solve the first question for you. If…

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Q: A CD originally spinning at 34.0 rad/s (325 rpm) slows down uniformly until it comes to a full stop…

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Q: A truck with 0.335 m radius tires travels at 41.0 m/s. At how many radians per second are the tires…

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Q: The disk in a computer disk drive spins up from rest to a final angular speed of 5400 rpm in 2.00 s.…

A: Given Data: The final angular speed of a disk is, ωf=5400 rpm The time required to spin a disk is,…

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A: Given that the blades in a blender rotate at 6300 rpm.

Q: Angular Quantities: A chicken is running in a circular path with an angular speed of 1.52 rad/s. How…

A: Givenω=1.52 rad/s

Q: A wind turbine is rotating counterclockwise at 0.5 rev/s and slows to a stop in 10 s. Its blades are…

A: Write the given values with the suitable variables. ω0=0.5 rev/s=0.52π rad/s=π rad/sω=0 rad/st=10…

Q: The 1.00-cm-long second hand on a watch rotates smoothly.a. What is its angular velocity?b. What is…

A: a)

Q: A remote-controlled car’s wheel accelerates at 22.7 rad/s2. If the wheel begins with an angular…

A: Given data: Angular acceleration (α) = 22.7 rad/s2 Initial angular velocity (ω0) = 10.3 rad/s…

Q: A disk spins at 4.0 revolutions/second. What is its period, in second?

A:

Q: A rotating wheel requires 3.00 s to rotate 37.0 revolutions.Its angular velocity at the end of the…

A: Write the expression for the angular velocity of the wheel.

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Q: A disc rotates at 90 rpm (revolutions per minute). What is the angular speed (in rad/s)?

A: Given data:  Angular speed (ω) = 90 rpm Required: The angular speed in rad/s

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Q: A salad spinner accelerates from rest to 4.5 rad/s in 2.5 s. If it continues to accelerate at this…

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Q: A 30kg child sits on the edge of a merry-go-round with a radius 5.0m. The merry-go-run rotates as…

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Q: June started winding up her arm holding a baseball, moving it around her shoulder in a circle, to…

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Q: Shown is the angular position-versus-time graph for a particle moving in a circle.a. Write a…

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A:

Q: A bicycle wheel undergoes a rotational motion at a constant rate of 1.2 rev/s2. If the wheel starts…

A: Given Angular acceleration = 1.2 rev/s2 IIntial angular velocity = 0 rev/s We have to calculate (I)…

Q: At a time of t=0 seconds the tires of a moving motorcycle are rotating with an unknown initial…

A: let initial angular speed = woα = 3 rev/s2α = 3 * 2π rad/s2α = 18.85 rad/s2t = 5 sec number of…

Q: A computer hard disk starts from rest, then speeds up with an angular acceleration of 190 rad/s2…

A: Formula of angular displacement is as follows; θ=ω0t+12αt2…

Q: and is not spinning. A 0.2 g ant is on the disc and is 5 cm away from the center. The turntab…

A: GivenMass of ant=0.2 g=0.2×10-3 kgDistance of ant from center, r=5 cm=0.05 mAfter , t=0.6 s ,…

Q: A Ferris wheel on a California pier is 27 m high and rotates once every 32 seconds in the…

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Q: The wheels of a bicycle make 35 revolutions as the bicycle reduces its speed uniformly from 60.0…

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Q: The tires of a car are rotating with an angular velocity of 200 rads/s. The angular velocity is the…

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Q: A disk spins at 4.0 revolutions/second. What is its period, in second?

A: Solution: Given speed (N) = 4 rev /s ∴angular speed = 2πn  Now, 1 revolution = 2π rad   Therefore,…

Q: 001 (part 1 of 2) A racing car travels on a circular track of radius 250 m, moving with a constant…

A: 001 Given, radius r=250 m Speed v=49.6 m/s Angular speed ω=? Now the relationship between linear…