Answered: A flywheel revolving at 15 rps slows…

A flywheel revolving at 15 rps slows down to 5 rps. Meanwhile it completes 50 revolutions. Calculate angular acceleration

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter3: Motion In Two Dimensions

Section: Chapter Questions

Problem 31P: Figure P3.31 represents the total acceleration of a particle moving clockwise in a circle of radius...

See similar textbooks

Related questions

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

A: Given,Time, t = 3 sAngular displacement, θ= 37 revolutions = 232.26 radWe know,θ=ω0t+12αt2From,…

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 ballet dancer performs a triple pirouette (3 full rotations) in 2.75 seconds, what was his angular…

A: one rotation =3600 three rotations =3*3600 =10800…

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 flywheel within a transmission with a diameter of 34.0 cm accelerates from rest to 300.0 rad/s in…

Q: An angular velocity of 10 rad/s is how many revolutions per minute (RPM)?

Q: A ball rolls down a hill over the course of 20s. It started with a small push, imparting 0.6…

A: time (t) = 20 seconds Initial angular velocity (ωo) = 0.6 radianssecangular acceleration (α) = 2…

Q: For each of the following problems, find the angular velocity, in radians per minute, associ-ated…

Q: "In rotational motion, the tangential acceleration always decreases with time" True False

A: Solution

Q: A wheel moves uniformly from rest to an angular speed of 162rev/s in 27s. What is angular…

A: Angular position of an object is referred as position of an object measured from an axis by rotating…

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: A engine wheel with 2 meter radius starts and rotates with an accleration of 5 rads/s2. whats the…

A: Angular acceleration α=5 rad/s2 Time t=5 s Radius r=2 m

Q: A centrifuge is spinning through an angle given 283.3e-19t + 38.5 radians. What is the angular…

Q: angular acceleration at t = 1.22 s. (e) Is its ang

Q: If the turbine of the engine spins at 135 rev/min. What is their angular velocity in radians per…

A: spin velocity of 135 rev/min

Q: A drill bit is initially rotating with an angular speed of 96rau What is its angular velocity if it…

Q: A circular disc is initially rotating at 3.2 rad/s and has a constant angular acceleration. After…

Q: The crankshaft in a race car goes from rest to 3000 rpmrpm in 3.5 ss. What is the angular…

A: Given: The initial angular speed is 0 rad/s. The final angular speed is 3000 rpm. The time interval…

Q: A rotating wheel requires 5.00 s to rotate 29.0 revolutions. Its angular velocity at the end of the…

Q: An object rotates through 8.4 radians in 2.6 seconds as it accelerates uniformly from rest. What is…

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.

Q: A large ball (radius=0.75m) with an initial rotation speed of 36rad/s is rolling up an incline…

A: Given: r=0.75 mωo=36 rad/sω=12 rad/ss1 =54 m

Q: A wheel witha radius 0.54 rolls across the level ground, initially moving forward with a speed of…

Q: A rotating disk speeds up from 3 rad/s to 5 rad/s in 0.2 s. What is the disk's average angular…

A: Given data: Initial angular velocity (ω0) = 3 rad/s Final angular velocity (ω) = 5 rad/s Time (t) =…

Q: A truck with 0.420 m radius tires travels at 32.0 m/s. What is the angular velocity of the rotating…

Q: A disk rotating at 30rad/s slows to 20rad/s while turning through 60 revolutions. How long does this…

Q: Convert an angular speed of 900 rad/s (radians per second) to rpm (revolutions per minute).

Q: Starting from rest, a uniform cylindrical wheel (I=M R?) m diameter is rotating under a constant…

A: Givend=1 mα=3 rad/s2

Q: A wheel, initially at rest, starts and rotates trough an angle 100rad with a constant angular…

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

A: Since the angular acceleration is constantwf=ωi+αt Adding wi to both sides; dividing by 2 and then…

Q: .5 s to uniformly accelerate to its final angular speed @2= 750 rad/s

A: GivenInitial angular velocity, ω1=350 rad/sFinal angular velocity, ω2=750 rad/sTime t=5.5 s

Q: A circular disc is initially rotating at 7.7 rad/s and has a constant angular acceleration. After…

Q: A 25.0 cm radius wheel rolls from rest up to a speed of 6.00 m/s while traveling a distance of 10.0…

A: Determine the circumference of the wheel. Determine the number of rotations of the wheel.

Q: a particle starts rotating from rest according to the formula theta=t2/64 - t/8, where theta is the…

Q: A rotating wheel requires 5.00 s to rotate 29.0 revolutions. Its angular velocity at the end of the…

Q: A wheel moves uniformly from rest to an angular speed of 162rev/s in 27s. What is angular…

A: Given : wo = 0 w = 162 rev/s t = 27 s

Q: If the turbine of the engine spins at 112 rev/min. What is their angular velocity in radians per…

A: Rotational speed of the turbine, N = 112 rev/min

Q: Starting from rest, a wheel with a radius of 0.48 m begins to roll across the ground in a straight…

A: From Kinematic equation for rotational motion, ω2 = ω02 + 2αθ Given parameters, Radius of wheel r…

Q: A wheel moves uniformly from rest to an angular speed of 190 rev/s in 27s. What is angular…

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: A blade with a 0.25 m radius starts from rest and rotates with an accleration of 0.25 rad/s2. what…

A: Given data The radius of the blade is r = 0.25 m. The acceleration of the α=0.25 rad/s2. The…

Q: A wheel of 1.00 m radius turns as 253 rpm. Recall evolution = 2pi radius, and 1minute = 60.0…

Q: A flywheel slows from 570 to 422 rev/min while rotating through 170 revolutions. What is the…

A: Given : ωi = 570 rev/min ωf = 422 rev/min θ = 170 rev

Q: An object rotates through 8.5 radians in 3.2 seconds as it accelerates uniformly from rest. What is…

A: The equation of angular motion we use to solve this is ωf-ωi = αt, where ωf = the final angular…

Q: A spinning disk is rotating at a rate of 5 rad/s in the positive counterclock-wise direction. If the…

A: In the question, the counter-clockwise direction is mentioned to be positive, hence the clockwise…

Concept explainers

Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.

Question

A flywheel revolving at 15 rps slows down to 5 rps.
Meanwhile it completes 50 revolutions. Calculate
angular acceleration

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 1 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

A point on a rotating turntable 20.0 cm from the center accelerates from rest to a final speed of 0.700 m/s in 1.75 s. At t = 1.25 s, find the magnitude and direction of (a) the radial acceleration, (b) the tangential acceleration, and (c) the total acceleration of the point.
Explain why centripetal acceleration changes the direction of velocity in circular motion but not its magnitude.
What is the average speed in mi/h of a person at the equator as a result of the Earths rotation? (Take the radius of the Earth to be RE = 4000 mi.)
A ferries wheel with radius 20 m which rotates counterclockwise is just starting up. At a given moment, a passenger on the rim of the wheel and passing through the lowest point of his circular motion is moving at 5.00 m/s and in gaining speed at a rate of 0.75 m/s^2. The magnitude of the passenger's centripetal acceleration at the instant is
A child turns a ball through a rope tied to it with a vertical circle. The ball is seen to turn 160 times in 8 seconds and the centrifugal acceleration is 7,6[m/s2]. What is the linear velocity and radius?
A speed skater increases her speed form 10 m/s to 12.5 m/s over a period of 3 seconds while coming out of a curve of 20 m radius. What are the magnitudes of her radial, tangential and total accelerations as she leaves the curve?
Ex 28: a particle revolves in a circular path or radius 0.5 m at the rate of 720 r.p.m. calculate its linear velocity.
A flywheel has a radius of 16.0 cm. What is the speed of a point on the edge of the flywheel, in cm/s, if it experiences a centripetal acceleration of 950.0 cm/s2?
Figure below shows the total acceleration and velocity of a particle moving clockwise in a circle of radius 2.50 m at a given instant of time. At this instant, find (a) the radial acceleration, (b) the tangential acceleration, and (c) the speed of the particle. = D 15.0 m/s? 2.50 m a 30.0
A rope attaches to an overhanging tree limb. A girl swinging on the tire has a centripetal acceleration of 3.0 m/s2. If the length of the rope is 2.1m, what is the girl's tangential speed? 10.
Someone is out dancing on a revolving dance floor. The floor completes 3 revolutions every 5 seconds and the person is 3.75 m form the center of the floor. What is the persons speed?
For a point on a spinning disc in uniform circular motion, which of the following is not constant? Its angular acceleration. B Its angular speed. The magnitude of its total acceleration. Its centripetal acceleration.