A wheel on a moving car slows uniformly from 70rad/s to 42 rad/s in 4.2 seconds. How many revolutions was made by the wheel? Select one: a. 50 rev b. 67 rev c. 37 rev d. 54 rev

Q: Convert (a) 50 revolutions to radians (b) 48π radians to revolutions (c) 72 rev/s to rad/s (d) 1500…

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Q: 1. The tyre is freely rotating at the rate of 50 rad/s and moving forwards (exactly like rotation of…

A: Here given the tyre is rotating at a rate 50 rad/s . The radius of the tyre is 60 cm. There are A,O…

Q: A phonograph record accelerates from rest to 36.0 rpm in 3.83 s. (a) What is its angular…

A: Given data: Initial angular velocity (ω0) = 0 rad/s Final angular velocity (ω) = 36.0 rpm Time (t) =…

Q: n acceleration of 1.70 rad/sec^2. It starts from rest. How fast is it turning (radians per second)…

A: GivenAngular acceleration, α=1.7 rad/s2Wheel start from restInitial angular velocity , ωi=0Number of…

Q: A boy is riding his bike at 23 m/s if his wheels radius is .7 meters.a. What is the rotational speed…

A: Given information: The velocity of the bike (v) = 23 m/s The radius of the wheel (r) = 7 m

Q: 2) Wheel O rolls in a gear mechanism without slip along circle e. The mechanism is driven with a…

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Q: The angular speed of a rotor in a centrifuge increases from 402 to 1350 rad/s in a time of 4.94 s.…

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Q: During a very quick stop, a car decelerates at 7.89 m/s^2.  a. what is the angular acceleration (in…

A: We are authorized to answer three subparts at a time, since you have not mentioned which part you…

Q: A diver comes off a board with arms straight up and legs straight down, giving her a moment of…

A: Given data: Initial moment of inertia I1 = 18 kg.m2 Final moment of inertia I2 = 3.6 kg.m2 Time…

Q: The angular speed of a rotating disk is given by the equation: 0 = (2radls) + (3rad/s2) What is the…

A: Given data:  Angular velocity as function of time  ω = (2rad/s) + (3rad/s2)t Required:  Angular…

Q: A motor increases its speed from 100 rev/min to'500 rev/min in 20 seconds. If this is done with a…

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Q: A potter's wheel moves uniformly from rest to an angular speed of 0.21 rev/s in 32.0 s. (a) Find its…

A: a) Using kinematic equation, the expression for find angular acceleration is ω=ω0+αtt=ωt Substitute…

Q: A spinning car wheel on a stand is. rotating at 12 revductions per second. A man wearing a…

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Q: A washing machine is revolving at 1200 rpm slows down uniformly to 600 rpm while making 60…

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Q: A penny sits on a turn table 0.24 meters from the center. Bily spins the turn table at a constant…

A: (a) Since the penny is spun 3 times within 4.3s, its angular velocity will be (b) The period is the…

Q: What is the angle of flywheel during the first second of revolution? Angular acceleration at 7.5 s…

A: To determine the angle,

Q: A cyclist accelerates from rest. After 12 s, the wheels made 5 rev. (a) What is the angular…

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Q: An automobile engine slows down from 3800 rpmrpm to 1400 rpmrpm in 2.0 s A)Calculate its angular…

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Q: With the aid of a string, a gyroscope is accelerated from rest to 30 rad/s in 0.41 s. (a) What is…

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Q: 1. A 200g of mass is moving with uniform angular velocity in a circle of radius 80 cm on a smooth…

A: According to Bartleby guidelines we can only solve the first question at a time. Kindly post rest of…

Q: A rotating wheel requires 2.90-s to rotate through 37.0 revolutions. Its angular speed at the end of…

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Q: A small steel ball rolls counterclockwise around the inside of a stationary 30.0-cm-diameter…

A: Given: Diameter of the wheel = 30 cm Number of revolution = 2  Time taken = 1.20 seconds

Q: A Ferris wheel turns at a constant 190.0 revolutions per hour. (a)   Express this rate of rotation…

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Q: (a) Convert 51.0° to radians. rad (b) Convert 13.0 rad to revolutions. rev (c) Convert 73.5 rpm to…

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Q: Problem 1i A 5.0 kg mass is attached to a string wrapped around a uniform 0.50 kg pulley with radius…

A: Decrease in potential energy of system after falling a height h is mmassgh. And the increase in…

Q: A wheel rotating with 20 rev/s is uniformly accelerated at 0.5 rad/s2 for 10 seconds. It then…

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Q: (a) Convert 45.0° to radians.   (b) Convert 11.0 rad to revolutions.   (c) Convert 74.5 rpm to rad/

A: Given: (a) Convert 45.0° to radians.   (b) Convert 11.0 rad to revolutions.   (c) Convert…

Q: A rotating wheel requires 6.00 s to rotate 30.0 revolutions. Its angular velocity at the end of the…

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Q: When an electric motor is turned on at t = 0, its angular acceleration is ?= 10e-0.5t where t is the…

A: We have givenAt t=0Angular acceleration (α)=10 e-0.5t

Q: 15. A wheel rotating about a fixed axis with a constant angular acceleration of 2.0 rad/s? turns…

A: Given:  Angular acceleration, α=2 rad/s2 No. of revolutions→ 2.4 Time interval, t=2 s

Q: As you finish listening to your favorite compact disc (CD), the CD in the player slows down to a…

A: Note: Only the first 3 questions will be answered, if you want more questions to be answered, please…

Q: 14. A wheel on a moving car slows uniformly from 70rad/s to 42 rad/s in 4.2 seconds. How many…

A: Given: The initial angular speed is 70 rad/s. The final angular speed is 42 rad/s. The time interval…

Q: A phonograph record accelerates from rest to 40.0 rpm in 5.33 s. (a) What is its angular…

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Q: A 3.5-inch floppy disk in a computer rotateswith a period of 2.00 * 10-1s. What are (a) the angular…

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Q: A circular wheel goes from rest to full speed of 31 rev/min in 1/8 of a complete rotation.  1. At…

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Q: Convert 51.0° to radians.  rad (b) Convert 17.0 rad to revolutions.  rev (c) Convert 79.0 rpm to…

A: a) The mathematical procedure to convert an angle to radian is given as, rad=θ×π rad180°=51°×π…

Q: A gyroscope slows from an initial rate of 58.8 rad/s at a rate of 0.801 rad/s². (a) How long does it…

A: Given that: ω=58.8 rad/sα=0.801 rad/s2t=? Since, t=ωαt=58.80.801t=73.408 s

Q: A wheel rotating with 15 rev/s is uniformly accelerated at 0.3 rad/s for 6 seconds. It then rotates…

A: Given: The initial angular speed is 15 rev/s. The acceleration is 0.3 rad/s. The time duration is 6…

Q: Starting from rest, a disk takes 10 rev. to reach an angular velocity w at constant angular…

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Q: Convert (a) 50.0 rev to radians, (b) 48 rad to revolutions, (c) 72.0 rps to rad/s, (d) 1.50 × 10°…

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Q: The dung beetle is known as one of the strongest animalsfor its size, often forming balls of dung up…

A: (a) Write the expression for the angular speed

Q: The right-angle bar rotates clockwise with an angular velocity which is decreasing at the rate of 4…

A: From right hand rule, z axis point out of the screen angular velocity,ω=-2 rads kangular…

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

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Q: 63. mmh A thin rod has a length of 0.25 m and rotates in a circle on a fric- tionless tabletop. The…

A: Given,

Q: A race car engine at a maximum rate of 15,000 rpm (Revolutions per minute). What is the angular…

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Q: Convert 48.0° to radians, 19.0 rad to revolutions, and 71.0 rpm to rad/s. (a) 48.0° to radians =…

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Q: Up Left Right Down A spinning disk is rotating at a rate of 5 rad/s in the negative clock-wise…

A: The equation of motion is given by, ωf=ωi+αΔt Here, ωf is the final angular speed, ωi is the initial…

Torque

Torque is the rotational equivalent of linear force in physics and mechanics. Based on the course of study, it is also known as the moment of force, rotational force, or turning effect.