An ultracentrifuge accelerates at a constant rate from rest to 108500rpm in 2 minutes. All questions refer to the magnitude of the quantities only. What is the angular acceleration in rad/s^2? What is the tangential acceleration of a point 9cm from the axis of rotation? What is the centripetal acceleration of this point at full rpm?

Q: A race car makes one lap around a track of radius 50.m in 11.0 s 3.1.1 What is the car's average…

A: Given data:  Radius of circular track (r) = 50 m Time period (T) = 11.0 s Required: The car's…

Q: A basketball (spherical shell) with r = 1.4m and m = 2.9kg rotates about its axis due to a…

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Q: How long will it take to rotate 360º if an object is moving at a constant angular speed of 250 rpm?

A: The angular speed is the rate of change of angular displacement. The unit of angular speed is radian…

Q: A particle attached to a string of length r=3m, is forced to move in a circle with constant speed.…

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Q: The page feed roller of a computer printer grips each 11-inchlong sheet of paper and feeds it…

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Q: A centrifuge in a medical laboratory rotates at an angular speed of 3,550 rev/min, clockwise (when…

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Q: A wind turbine is rotating counterclockwise at 0.83 rev/s and slows to a stop in 17 s. Its blades…

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Q: The blades in a blender 18 cm in radius, initially at rest. After 3 seconds, the blades rotates 8…

A: Given data:  Radius (r) = 18 cm = 0.18 m Time (t) = 3 s Initial angular velocity (ωi) = 0 rad/s…

Q: A 33 1/3 rpm record on a turntable uniformly reaches its operating speed in 2.45s once the record…

A: In this question we are given that a 33 1/3 rpm record on a turn table uniformly reaches its…

Q: A 1.1 kg rock is swung in a circular path and in a vertical plane on a 2.4 m length string. At the…

A: Given,mass of the rock, m = 1.1 kglength of the string, L = 2.4 mangular velocity of the rock, ω =…

Q: If a race car moving at 29 m/s on a circular track with a radius of 25 m, find the angular velocity.

A: Speed of the race car, v = 29 m/s Radius of the circular track, R = 25 m   The angular velocity of…

Q: Question 1: A wind turbine is rotating counterclockwise at an angular speed of w = 3.5ad and slows…

A: Since you have posted a question with a multiple sub parts, we will solve first three sub - parts…

Q: 0 cm undergoes constant acceleration from rest to 5.1 rad/s in 2.6 s for a dust particle sitting on

A: Given-Radius R=60 cm=0.6 mInitial angular speed ω0=0 rad/sfinal angular speed ω'=5.7 rad/stime t=2.6…

Q: A race car accelerates uniformly from a speed o 4m/s to a speed of 60m/s in 5s while traveling…

A: Given Data  Initial speed of the car is vi=4 m/s Final speed of the ca is  vf=60 m/s Time taken by…

Q: A high-speed drill reaches 2000 rpm in 0.59 s. What is the drill's angular acceleration? Express…

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Q: A 1.6 kg rock is swung in a circular path and in a vertical plane on a 2.9 m length string. At the…

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Q: The angular speed of a rotating platform changes from ω0 = 3.6 rad/s to ω = 6.4 rad/s at a constant…

A: Write the expression for centripetal acceleration.

Q: If your engine spins and move in circular motions at 2000 rev/m, what is its angular speed in…

A: Angular speed = 2000 rev/m 1 rev = 2π rad 1 m= 60 sec

Q: At the 10 second mark, what is the angular speed (in degrees per second)? Is it just 220…

A: Given:Time, t = 10th mark on graph

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: what's the conversion factor from radians per second?

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Q: A wheel 31 cm in diameter accelerates uniformly from 240 rpm to 360 rpm in 6.8 s. How far will a…

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Q: A wind turbine is rotating counterclockwise at 0.78 rev/s and slows to a stop in 21 s. Its blades…

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Q: The angular position as a function of time is given as 0 = –1 – 0.6t + 0.25t² with tin - sec and 0…

A: Solution: Given that θ=-1-0.6t+0.25t2where θ in radian,t in seconds

Q: An object is swung in a horizontal circle with an initial angular velocity of 0 rad/s. If it has an…

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Q: The angular position (theta) of a wheel of 0.26 m diameter is given by ?=(5.0 rad/s2)t2+ (2.0…

A: Solution: Given that θ = 5 t2+2t3radius r = 0.26 mt1=3s to t2=6s

Q: A point on the rim of a 0.79 m radius rotating wheel has a centripetal acceleration of 9.1 m/s?.…

A: given  radius(R)=0.79 m centripetal acceleration (ac)=9.1 m/s2 point at distance (r)=0.17 m required…

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 object starts its motion from rest on a circle with a radius of 25 cm. The object reaches the…

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Q: Att = 0, a flywheel has an angular velocity of 5.1 rad/s, an angular acceleration of -0.36 rad/s?,…

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Q: A wind turbine is rotating counterclockwise at an angular speed of W = 3 rad and slows down at a…

A: Given : w = 3 rad/s t = 3.5 s r = 18.5 m

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: You are driving on a horizontal circular road of radius 50.0 m at a constant speed of 11.17 m/s. How…

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Q: please answer both

A: Given: angular velocity 'ω' = 9.89 x 105 rpm = 103.56782 x 103 rad /s  time to reach above velocity…

Q: When you start your record player, a ladybug is sitting on the edge of the record, 15 cm from the…

A: The angular acceleration (α) of the record is given by, Here, ω denotes the angular velocity and t…

Q: What is the angular acceleration (rad/s2) of a point on the rim of the disk at the instant after 1.1…

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Q: The period of a stone swung in a horizontal circle on a 2.50-m radius is 1.20 s. (a) What is its…

A: Given data: The period of a stone swung in a horizontal circle is, T= 1.20 sec The radius of the…

Q: A disk with a radius of 8 in. rotates about a fixed axis with an angular velocity of w = (3t + 5)…

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Q: What is the angular speed (in rpm) with which the Earth spins on its axis? What is the angular speed…

A: Angular speed of earth's spin and revolution around sun need to be calculated.

Q: A high-speed drill reaches 2500 rpm in 0.54 s. What is the drill's angular acceleration? Through how…

A: Convert 2500 rpm to rad/s.

Q: What is the magnitude v of the tangential velocity of a point on the rim of the disk after the disk…

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Q: Imagine a 90° arc (1/4 of a circle). The radius of the circle is 40 meters. If a car is driving…

A: Given, radius of the circle r=40m, Arc length =14circumference of circle, Speed of the car around…

Q: An ultracentrifuge accelerates from rest to 9.93 × 10° rpm in 1.87 min. What is its angular…

A: wo = 0 rad/secw = 993000 rpm  = 103986.7 rad/sect = 1.87 min  = 112.2 sec

Q: An object rotates about a fixed axis, and the angular position of a reference line on the object is…

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Q: A discus thrower moves the discus in a circle of radius 80.0 cm. At a certain instant, the thrower…

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Q: An auto with 0.300 m radius tires travels 65,000 km before wearing them out. How many revolutions do…

A: Given data: The radius of the tire is R=0.300 m. The total distance traveled by the tire is d=65000…

Q: What is the angular velocity of an object traveling in a circle of radius 75 m with a linear speed…

A: Given that, The radius of a circle, r = 75 m The linear speed of the object, v = 3.5 m/s We need to…