4. This graph shows the angular velocity of a spinning wheel. How many rotations does the wheel make during the 20 seconds represented on the graph? 60. (rad/s) 50 40 30 20 10 (s) 2 4 6 8 10 12 14 16 18 20

4. This graph shows the angular velocity of a spinning wheel. How many rotations does the wheel make during the 20 seconds represented on the graph? 60. (rad/s) 50 40 30 20 10 (s) 2 4 6 8 10 12 14 16 18 20

College Physics

10th Edition

ISBN:9781285737027

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter8: Rotational Equilibrium And Rotational Dynamics

Section: Chapter Questions

Problem 3WUE

See similar textbooks

Related questions

Q: A bar on its hinges starts from rest and rotates with angular acceleration of a=0.10 rad/s/s. During…

A: Given data: Angular acceleration, α=0.10 rad/sec2 Time, t=10 s Our question is to find the angle θ

Q: 6. A horizontal circular disk rotates freely about a vertical axis through its center. It has a mass…

A: Mass of the circular disc (M)=100 kg Radius of the circular disc (R)=2 m Mass of the person (m)=60…

Q: A yo-yo with a mass of 0.0650 kg and a rolling radius of r = 2.90 cm rolls down a string with a…

A: Given,mass of the yo-yo, m = 0.0650 kgradius, r = 2.90 cm = 2.90 ×10-2 mlinear acceleration, a =…

Q: 4. This graph shows the angular velocity of a spinning wheel. How many rotations does the wheel make…

Q: 64. The trap-jaw ant can snap its mandibles shut in as little as 1.3 × 10-4 s. In order to shut,…

A: Given,

Q: A rotating wheel requires 9.00 s to rotate 28.0 revolutions. Its angular velocity at the end of the…

A: The angular displacement of the wheel is, ∆θ=ωavgt…

Q: In the following figure, we have a disk that has a force of 9.0 N. applied. The diameter of the disk…

Q: A rotating disk with an angular velocity of 3 rev/s is brought to rest in 12 seconds by a constant…

Q: At t = 0, a wheel (Jac) rotating about a fixed axis at a constant angular acceleration has an…

Q: A wheel rotates with a constant angular acceleration of 3.5 rad/s2. If the angular velocity of the…

Q: ニ,9% Figure 10.6 2.4Sin 30 -2.4m B 30 06m ne radius of a 3.0 kg wheel is 6.0 cm. The wheel is…

A: Mass=3kg Angle=30 Distance=6m

Q: After 13.2 s, a spinning roulette wheel has slowed down to an angular velocity of 2.85 rad/s. During…

A: Given Data : - The time is t = 13.2 s. The angular velocity of the wheel after 13.2 s is ω = 2.85…

Q: The second question: a wheel rotates from rest with uniform angular acceleration, and its speed…

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

Q: 2. The rotational inertia of a disk about its axis is 0.70 kg m². When a 2.0 kg weight is added to…

Q: The angular acceleration of a wheel is a = 8.0t - 6.0t2, with a in radians per second-squared and…

Q: 6. A figure skater spins faster by pulling their arms in closer to their body. What is happening to…

Q: 4. Juan Tamad is pedalling a bicycle at 10 m/s. Suppose the diameter of the bicycle wheels is 132…

A: Given: The linear speed is v=10 m/s The diameter of the wheel is d=132 cm=132×10-2m The radius of…

Q: A person is riding a bicycle, and its wheels have an angular velocity of 17.06 rad/s. Then, the…

Q: A rotating wheel requires 3.07-s to rotate through 37.0 revolutions. Its angular speed at the end of…

A: Given- Time (t) = 3.07 s Revolutions (θ) = 37 rev, Angular speed (ω) = 98.6 rad/s

Q: A string is wrapped several times around the rim of a small hoop with radius 8.00 cm and mass 0.180…

A: Given that the radius of the hope and mass and descend the hoop.Then We have to determine the value…

Q: Chapter 08, Problem 29 Interactive Solution 8.29 offers a model for this problem. The drive…

Q: 4. This graph shows the angular velocity of a spinning wheel. How many rotations does the wheel make…

A: From the definition of angular velocity, the expression for the angular velocity is: Rearrange and…

Q: 6. A DVD disc starts rotating from rest and makes 6.0 rad after 3 seconds. Assuming it accelerates…

Q: A certain wheel has a rotational inertia of 5.8 kg.m2. As it turns through 7.0 revolutions, its…

A: Given : rotational inertia of wheel, I = 5.8 kgm2 initial angular velocity, ωi = 1.1…

Q: A wheel initially has an angular velocity of 6.3 rad/s but it is slowing at a rate of 2.2 rad/s2. By…

A: Data Given , Initial angular velocity ( ω1 ) = 6.3 rad/s Final velocity ( ω2 ) = 0 Rate ( α ) = 2.2…

Q: An object revolves around a central axis of rotation. The motion of the object is described by the…

Q: A fan rotates from stillness and reaches an angular velocity of 120 rpm after 20s , then slows down…

A: The calculation for the first 20 s of the motion: From kinematics, the expression for the angular…

Q: The figure gives the speed v versus time t for a 0.739 kg object of radius 2.12 cm that rolls…

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: 36. A wheel rotates with a constant angular acceleration of 3.5 rad/s^2. If the angular velocity of…

A: Answer option(b) 9 rad/s

Q: A motorcycle accelerates uniformly from rest and reaches a linear speed of 34.6 m/s in a time of…

A: Given value--- initial speed = 0 m/s. final speed = 34.6 m/s. time = 9.61 s. radius = 0.278 m. We…

Q: A hoop with radius 2 meters and mass 10 kg can rotate about an axle passing through its center and…

Q: What is the net torque about on the bar shown in (Figure 1) about the axis indicated by the dot?…

A: Write the expression for torque due to 8N force.

Q: 52. A helicopter has two blades (see Figure 8.11); each blade has a mass of 240 kg and can be…

Q: A bicycle wheel initially is spinning with a tangential speed of 9 m/s. The radius of this wheel is…

A: The initial angular speed of the wheel is given by,

Q: Two wheels A and B in the figure are connected by a belt that does not slip. The radius of B is 3.20…

Q: 1 A tire is rolling with an initial angular velocity of 10.0 rad/s. It slows down with an angular…

A: Given data: Initial velocity velocity (ωi) = 10.0 rad/s Angular acceleration (α) = -5.0 rad/s2…

Q: Your electric drill rotates initiallly at 5.13 rad/s. You slide the speed control and cause the…

A: Given, Initial angular ω0 = 5.13 rad/sec,Angular acceleration α = 0.373 rad/s2 ,Time t = 4.75 sec

Q: A car is traveling at 20.0 m/s on tires with a diameter of 70.0 cm. The car slows down to a rest…

A: We can first calculate the angular velocity by using the formula ω=v/r…

Q: 9. A figure skater with outstretched arms spins with an initial rotation rate of 1.0 rev every 1.2…

Q: The angular acceleration of a wheel is a = 6.0t4 - 4.0t2, with a in radians per second-squared and t…

A: Given information: Here, α(t) is the angular acceleration of the wheel, ω0 and θ0 are the angular…

Q: 10. An object initially at rest starts rotating with a constant angular acceleration. If this object…

Q: 2. A person is standing on a rotating platform with hands at his side. The rotation rate of the…

A: Conservation of Angular MomentumThe law of conservation of angular momentum states that if there is…

Q: question 3 please

A: a)The final angular speed of the drill is given by

Q: The radius of a wheel is 0.890 m. A rope is wound around the outer rim of the wheel. The rope is…

Question

4. This graph shows the angular velocity of a spinning wheel. How many rotations does the
wheel make during the 20 seconds represented on the graph?
60. (rad/s)
50
40
30
20
10
(s)
2 4 6 8 10 12 14 16 18 20

Expert Solution

Step 1

Step by step

Solved in 2 steps with 3 images

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

Math Review (a) Convert 47.0 to radians, using the appropriate conversion ratio. (b) Convert 2.35 rad to degrees. (c) If a circle has radius 1.70 m, what is the are length subtended by a 47.0 angle? (See Sections 1.5 and 7.1.)
A shaft is turning at 65.0 rad/s at time t = 0. Thereafter, its angular acceleration is given by =10.05.00t where is in rad/s2 and t is in seconds. (a) Find the angular speed of the shaft at t = 3.00 s. (b) Through what angle does it turn between t = 0 and t = 3.00 s?
The dung beetle is known as one of the strongest animals for its size, often forming balls of dung up to 10 times their own mass and rolling them to locations where they can be buried and stored as food. A typical dung ball formed by the species K. nigroaeneus has a radius of 2.00 cm and is rolled by the beetle at 6.25 cm/s. (a) What is the rolling balls angular speed? (b) How many full rotations are required if the beetle rolls the ball a distance of 1.00 m?
A bicycle wheel with radius 0.3 m rotates from rest to 3 rev/s in 5 s. What is the magnitude and direction of the total acceleration vector at the edge of the wheel at 1.0 s?
Integrated Concepts An ultracentrifuge accelerates from rest to 100,000 rpm in 2.00 min. (a) What is its angular acceleration in rad/s2? (b) What is the tangential acceleration of a point 9.50 cm from the axis of rotation? (c) What is the radial acceleration in m/s2 and multiples of g of this point at full rpm?
As a result of friction, the angular speed of a whorl changes with time according to ddt=et where 0 and are constants, The angular speed changes from 3.50 rad/s at t = 0 to 2.00 rad/s at t = 9.30 s. (a) Use this information to determine and 0. Then determine (b) the magnitude of the angular acceleration at t = 3.00 s, (c) the number of revolutions the wheel makes in the first 2.50 s, and (d) the number of revolutions it makes before coming to rest.
A turntable (disk) of radius r = 26.0 cm and rotational inertia0.400 kg m2 rotates with an angular speed of 3.00 rad/s arounda frictionless, vertical axle. A wad of clay of mass m =0.250 kg drops onto and sticks to the edge of the turntable.What is the new angular speed of the turntable?
A disk 8.00 cm in radius rotates at a constant rate of 1200 rev/min about its central axis. Determine (a) its angular speed in radians per second, (b) the tangential speed at a point 3.00 cm from its center, (c) the radial acceleration of a point on the rim, and (d) the total distance a point on the rim moves in 2.00 s.
A car is designed to get its energy from a rotating solid-disk flywheel with a radius of 2.00 m and a mass of 5.00 102 kg. Before a trip, the flywheel is attached to an electric motor, which brings the flywheels rotational speed up to 5.00 103 rev/min. (a) Find the kinetic energy stored in the flywheel, (b) If the fly-wheel is to supply energy to the car as a 10.0-hp motor would, find the length of time the car could run before the flywheel would have to be brought back up to speed.
A basketball player entertains the crowd by spinning a basketball on his nose. The basketball has a mass of 0.600 kg and a radius of 0.121 m. If the basketball is spinning at a rate of 3.00 revolutions per second, (a) what is its rotational kinetic energy? (See Section 8.6.) (b) What is the magnitude of its angular momentum? Treat the ball as a thin, spherical shell. (See Section 8.7.)
A large grinding wheel in the shape of a solid cylinder of radius 0.330 m is free to rotate on a friction less, vertical axle. A constant tangential force of 250. N applied to its edge causes the wheel to have an angular acceleration of 0.940 rad/s2. (a) What is the moment of inertia of the wheel? (b) What is the mass of the wheel? (c) If the wheel starts from rest, what is its angular velocity after 5.00 s have elapsed, assuming the force is acting during that time?