A circular flywheel, with a diameter of 21 cm, accelerates uniformly from 22 rpm to 73 rpm in 2.3 s. What is the angular acceleration of the flywheel in rad/s/s?

Q: A disk, initially rotating at 107 rad/s, is slowed down with a constant angular acceleration of…

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Q: Your 64 cm diameter car tire is rotating at 3.8 rev/s when suddenly you press down hard on the…

A: SOlution: Given that  64 cm diameter car tire is rotating at 3.8 rev/s After traveling 270 m, the…

Q: A wheel rotates at a constant rate of 3.60 x 10 rev/min. (a) What is its angular velocity in radians…

A: Given N=3.60×103 rev/min time t=18s

Q: The propeller of an aircraft is spinning at 15 rev/s when the pilot shuts off the engine. The…

A: Formula of family in terms of time is as follows; ω=ω0+αt…

Q: A disk, initially rotating at 138 rad/s, is slowed down with a constant angular acceleration of…

A: GivenInitial angular velocity of disk ,ωi=138 rad/sRotating diisk is slowed down Angular…

Q: A disk, initially rotating at 119 rad/s, is slowed down with a constant angular acceleration of…

A: Write the given values with suitable variables. ωi=119 rad/sα=-4.53 rad/s2ωf=0 rad/s Here, ωi, α,…

Q: Starting from rest, a wheel with a radius of 0.58 m begins to roll across the ground in a straight…

A: We shall use the rotational kinematic equation to solve this problem ωf2=ωi2+2αθwhereωf is the final…

Q: A 19 cm disk in radius is originally rotating at wo = 7 rad/s. If it is subjected to a constant…

A: Given that:R=19 cm=0.19 mωo=7 rad/sα=14 rad/s2t=0.55 sec

Q: A 0.13 m radius grinding wheel takes 1.3 s to speed up from 2.9 rad/s to 7.2 rad/s. What is the…

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Q: A compact disc's rotation varies from about 190 rpm to 480 rpm. if the disc plays for 71 min, what's…

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Q: A rotating disk is initially spinning at w= 4.1 rev/s, slows down and stops in 41.5 s. What is the…

A: Given that Initial Angular velocity ω = 4.1 rev/s Final angular velocity ω' = 0  ( for stop ) time…

Q: During a very quick stop, a car deceleraes at 7.00 m/s^2. a. What is the angular acceleration of…

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Q: A bicycle wheel has an initial angular velocity of 1.50rad/s. (a) If its angular acceleration is…

A: Initial angular velocity of bicycle wheel (ωi) = 1.50 rad/sec. (a) Constant angular acceleration (α)…

Q: The end of the cutting cord on a gas-powered weed cutter is 0.21 m in length. If the motor starts…

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Q: A rope is wrapped around a circular pulley such that its acceleration is given by a = 10t (in m/s²,…

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Q: A bicycle tire is spinning counterclockwise at 4.00 rad/s. During a time period Δt = 2.10 s, the…

A: Given: Initial angular velocity (w1) = 4 rad/s Final angular velocity (w2) = -4 rad/s angular…

Q: A disk, initially rotating at 146 rad/s, is slowed down with a constant angular acceleration of…

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Q: It takes 5 s for a shaft of a motor to go from zero to 1600 rpm. Assuming constant angular…

A: The first equation of motion for the rotational motion is  where, w is the final angular speed, wo…

Q: An ultracentrifuge accelerates from rest to 100,000 rpm in 2.50 min.(a) What is its angular…

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Q: A wheel rotating about a fixed axis has an angular position given by q = 3.0 - 2.0t³, where q is…

A: Given data:  Angular position (q) = 3.0 - 2.0t3 Required: The angular acceleration at t = 2.0 s

Q: A disk, initially rotating at 116 rad/s, is slowed down with a constant angular acceleration of…

A: The equations we use here are similar to the equations of linear motion. ωf = ωi + αt ωf2 - ωi2 =…

Q: A DVD which has a diameter of 12 cm is initially at rest so that the line PQ on the disc’s surface…

A: Given data *The given diameter of the DVD is d = 12 cm = 0.12 m *The given constant angular…

Q: An electric drill starts from rest and undergoes uniform angular acceleration for a period of 0.130…

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Q: flywheel 1.2 m in diameter accelerates uniformly from rest to 2000 rpm in 20 sec. What is its…

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Q: A turntable 46.0 cm in diameter diameter starts from rest, and rotates at 68.0 rpm at its first…

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Q: A wheel starts from rest and rotates with constant angular acceleration and reaches an angular…

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Q: The angular position of a 0.360m-diameter flywheel is given by 0 = (2.00 rad/s³) t³ . Find the…

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Q: 1. Convert the following angles to radians. Express answers as fractions of T and as numerical…

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Q: A disk, initially rotating at 106 rad/s, is slowed down with a constant angular acceleration of…

A: (a) Since the disk is slowing down, the angular acceleration of the disk is α=-2.35 rad/s2. Using…

Q: A computer disk drive is turned on starting from rest and has constant angular acceleration. If it…

A: For the two revolutions, the time period is, t'=t+0.0865 s The angular displacement for one…

Q: A disk, initially rotating at 129 rad/s, is slowed down with a constant angular acceleration of…

A: Given data :- ω0 = 129 rad/sα   = -3.69 rad/s2ω  = 0 rad/s

Q: A 0.24 m radius grinding wheel takes 5.8 s to speed up from 2.6 rad/s to 5.9 rad/s. What is the…

A: Given  Radius of wheel r=0.24m Time taken t=5.8s Initial angular speed ωi=2.6rad/s Final angular…

Q: An electric fan is turned off, and its angular velocity decreases uniformly from 600 rev/min to 250…

A: Ans:- Image-1

Q: A 0.37 m radius grinding wheel takes 6.1 s to speed up from 2.9 rad/s to 6.8 rad/s. What is the…

A: Given data The radius is given as r = 0.37 m. The time interval is given as t = 6.1 s. The initial…

Q: A disk with radius 50.0 [m] rotates at a rate of 1.50[rad/s]. What is the tangential speed at the…

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Q: An electric motor rotating a workshop grinding wheelat 1.00 x 10^2 rev/min is switched off. Assume…

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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: A gear A has an angular acceleration of a =10 rad/s^2 and radius 0.5 m, the magnitude of the angular…

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Q: Starting from rest at t=0, a wheel undergoes a constant angular acceleration. When t=2.33s, the…

A: Given data: At time t=2.33 s, the angular velocity of the wheel is ω=4.96 rad/s Acceleration…

Q: A wheel accelerates from rest to 59 rad/s at a uniform rate of 58 rad/s^2. Through what angle (in…

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Q: A disk, initially rotating at 145 rad/s, is slowed down with a constant angular acceleration of…

A: In the given question, Initial angular velocity of the disc = ω0 = 145 rad/s Angular acceleration…

Q: A CD starts from rest at an angular acceleration of 3 radians/ s². Through what angle does the CD…

A: Given data The angular accleration is a=3 rad/s2 The time is t=10 s The initial angular velocity is…

Q: A disk of radius 10 cm that rotates about a fixed axis starts from rest and accelerates at a…

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Q: A wheel rotates at a constant rate of 3.20 x 103 rev/min. (a) What is its angular velocity in…

A: As we know,  Angular velocity (ω) = v/r (rad/s)  (1 rev/ min)*(2π/1)*(1/60s) = rad/s -----(1) Also,…

Q: A turbine blade rotates with angular velocity w(t) = 2.00 rad/s - 2.10 rad/s³ t?. What is the…

A: Given data:  Angular velocity as function of time  ω(t) = 2.00 rad/s - 2.10 rad/s3 t2 Required: The…

Q: A wheel has a constant angular acceleration of 2.5 rad/s2. Starting from rest, it turns through 330…

A: Given(n): Angular acceleration, α=2.5 rad/s2 Initial angular velocity, ωi=0 Angular displacement,…