3. A metal ring of radius 8.50 cm and a mass of 425 g is rotating at a constant 36.0 rad/s. A) What is the ring's rotational inertia? B) What is the ring's angular momentum? C) What is the linear speed of a point on the ring? D) What is the ring's rotational kinetic energy?

3. A metal ring of radius 8.50 cm and a mass of 425 g is rotating at a constant 36.0 rad/s. A) What is the ring's rotational inertia? B) What is the ring's angular momentum? C) What is the linear speed of a point on the ring? D) What is the ring's rotational kinetic energy?

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter11: Angular Momentum

Section: Chapter Questions

Problem 54P: A cylinder with rotational inertia I1=2.0kgm2 rotates clockwise about a vertical axis through its...

See similar textbooks

Related questions

Q: The distance from the crest of a wave to the trough of the wave is 20cm. what is the amplitude of…

A: Given:- Distance between a crest of a wave to the trough of the wave is d=20 cm. Required:-…

Q: In the circuit below, V = 36 volts, R1 = 2.0 Q, R2 = 3.0 Q, R3 = 4.8 N, and R4 = 12 Q. What is the…

A: Given: R1=2 ΩR2=3 ΩR3=4.8 ΩR4=12 Ω The supply voltage is 36 V.

Q: Part A The electric field strength 29 cm from the center of a uniformly charged, hollow metal sphere…

A: electric field strength (E) at a distance of 29 cm from the center of hollow metal sphere = 11000…

Q: A and B are identical lightbulbs connected to a battery as Which is brighter A. Bulb A B. Bulb B C.…

Q: What is the RMS speed of a CO2 molecule at 27.0° C? Sone useful information: Mcarbon = 12 g/mole and…

A: Given: The temperature of the gas is 27oC.

Q: Assume a parallel plate capacitor in air where the plates of 20 x 20 cm2 are in a distance of 15 cm…

Q: Suppose that particle A is constrained to move along the r-axis while particle B is constrained to…

A: Given:Velocity of particle A, vA = 5D2velocity of B, vB = 10D2D is distance between A and Bas A is…

Q: Mass of a body is 15.1 kg, What is it's weight ?

A: The mass of the body is given as m=15.1 kg

Q: A beam rests on a fulcrum, 2.3 meters from one end. A weight of 444 kg is suspended from this end…

A: When no net torque acts, angular momentum is conserved. Torque is counterpart of force in rotational…

Q: Using the exact exponential treatment, find how much time is required to discharge a 259-pF…

Q: A vibrator with a frequency of 1200 Hz drives a 42 cm length of string attached to it. At the end of…

A: Standing wave, also known as stationary wave, is a combination of two waves travelling in opposing…

Q: Gbenga needs to get glasses to correct his farsightedness. His eyes currently cannot focus on…

A: A focal length of 38cm is utilised to correct his vision and power of the lens is +2.63D

Q: Atrain 160 m rmg at 30 m/s find the thime ?

A: Given data : Distance = D Speed = S To…

Q: A proton traveling at 26.6° with respect to the direction of a magnetic field of strength 3.62 mT…

Q: Given the figure below, four masses are arranged as shown. All the particles have a mass, M = 2 Kg…

A: Answer:- Given Mass(m) = 2 kg Distance(a) = 1 m Moment of inertia of this array of masses about…

Q: Within a region of free space, charge density is given as py = (5rcose)/a C/m3, where a is a…

Q: A machine gun fires 6 bullets /s, each of mass 12 g the speed to each bullets is 16 cm/-1 then force…

Q: Determine the momentum of a car having mass 180 kg moving with a velocity 20 m/s.

A: Given data : Velocity = V Mass = m…

Q: Copper wiring in a house usually has a diameter of approximately 1.5mm. What length of copper wire…

A: Given that - Diatmeter of copper wire(D) =1.5mm=1.5*10^-3m Resistance(R)=1.0 ohm Resistivity of…

Q: A 1.00-mm-radius, cylindrical copper wire carries a current of 8.00 A. If each copper atom in the…

Q: 5. Spiderman uses his spider webs to save a runaway train moving about 60kph. His web stretches a…

A: Given that The speed of the train is (v) = 60kph as we know that 1kph = 0.278m/s…

Q: 2 You are presented with a circuit with a power supply of unknown voltage and two resistors- one…

Q: A standing wave is oscillating at 780 Hz on a string, as shown in the figure. What is the speed of…

A: Given Information:- Frequency of the standing wave is f=780Hz Length of the string is L=60 cm=60cm×1…

Q: 03 A Gaussian surface in the shape of a right circular cyl- inder with end caps has a radius of 12.0…

A: Radius, r = 12 cm = 12×10-2 m = 0.12 m Length, h = 80 cm = 80×10-2 m = 0.8 m Magnetic flux through…

Q: X A 1m tall cylinder is filled with half water and half oil. What is the total pressure (in Pa) at…

Q: What is the current that flows out of the ideal 9-V battery in the circuit in the figure

Q: The wavelength of light emitted by an argon laser is 1 = 488.0 nm. What is the frequency of these…

A: Given Wavelength of the light is given as λ=488.0 nm=488.0×10-9 m We have to find the frequency of…

Q: PROBLEM 2: A particle with mass m and charge q can only move in a narrow vertical oriented…

Q: prample: Three charges are arranged as shown in the figure. What is the net force acting charge O3?…

Q: A 0.455 kg object connected to a light spring with a spring constant of 19.0 N/m oscillates on a…

Q: An airplane is flying in the direction 53° west of north at 725 km/hr. Find the component form of…

Q: Find the angle e given that x = 41 Newtons, y = 82 Newtons, and o = 37 degrees. Note that the thread…

Q: The resistivity of gold at room temperature is 2.35 x 10-8 ohm-m. The temperature coefficient alpha…

Q: What is the potential at a distance of 5.0 ? 10-10 m from a nucleus of charge +50e?

A: Given : Charge "Q"= 50e distance "r" =5×10^-¹⁰ m Formula to be used : V= kQ/r Where k =…

Q: Which of the assumptions below is not made in the kinetic theory of gases? (Select all that apply.)…

Q: The resistances in Figure (a) and Figure (b) are all 9.0 0, and the batteries are ideal 38 V…

Q: 3.0 moles of helium gas, that initially occupies a volume of 30 L at a temperature of 280 K,…

Q: Problem 6: A red laser (1 = 597 nm) is incident on a diffraction grating that has n= 1100 lines pe…

A: wavelength of red laser = 597 nm number of lines per cm = 1100number of lines per m = 110000

Q: •13 Prove that the displacement current in a parallel-plate capacitor of capacitance C can be…

Q: Part A An electron moving parallel to a uniform electric field increases its speed from 2.0x10 m/s…

A: Initial speed of electron, u = 2*107 m/s Final speed of electron, v = 4*107 m/s Distance, d = 1.2 cm…

Q: A 2 – kg box is being pulled by a force P = 30 N having an angle of θ = 35°. The surface is…

Q: Example: A 300-V dc power supply is used to charge a 25-µF capacitor. After the capacitor is fully…

Q: If the beam attached to a hinge is 4 meters long and weighs 600 Newtons, and the sign weighs 400…

Q: The nuclide Rn-204 is the daughter nuclide resulting from the a decay of what parent nuclide? A)…

A: Daughter nuclide = Rn-204decay type : alpha decay Let the parent nuclide = YZA

Q: An unhappy 0.400 kg rodent, moving on the end of a spring with force constant 5.50 N/m, is acted on…

Q: The crew of an enemy spacecraft attempts to escape from your spacecraft by moving away from you at…

Q: Problem 8: A pilot at an altitude ofh = 4700 m looks down at the ground. His eye has an aperture of…

A: Given data as per question D = 2.1mm n = 1.31 h = 4700m

Q: Physics Discuss one way to linearize the equation. State what X and Y are, and to find . 2nìm gLH. -…

Q: A police officer's radar gun emits radio waves at a frequency of 10.3 GHz. What is the difference in…

Q: A proton moves along the x axis according to the equation x = 54 t+ 11 t2, where x is in meters and…

A: Given data, Equation of movement of the proton (x)=54t+11t2 Time (t)=3.0 s

Question

Answer all questions

3. A metal ring of radius 8.50 cm and a mass of 425 g is rotating at a constant 36.0 rad/s.
A) What is the ring's rotational inertia?
B) What is the ring's angular momentum?
C) What is the linear speed of a point on the ring?
D) What is the ring's rotational kinetic energy?
A the Farth crritn the Sunit meves Lu
hinand erer
wer
ten it is forthe

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 2 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

While punting a football, a kicker rotates his leg about the hip joint. The moment of inertia of the leg is 3.75kgm2 and its rotational kinetic energy is 175 J. (a) What is the angular velocity of the leg? (b) What is the velocity of tip of the punter’s shoe if it is 1.05 m from the hip joint?
A wheel is rotating about a fixed axis with constant angular acceleration 3 rad/s2. At different moments, its angular speed is 2 rad/s, 0. and +2 rad/s. For a point on the rim of the wheel, consider at these moments the magnitude of the tangential component of acceleration and the magnitude of the radial component of acceleration. Rank the following five items from largest to smallest: (a) |at| when = 2 rad/s, (b)|ar| when = 2 rad/s, (c)|ar| when = 0, (d) |at| when = 2 rad/s, and (e) |ar| when = 2 rad/s. If two items are equal, show them as equal in your ranking. If a quantity is equal to zero, show that fact in your ranking.
A truck with 0.420-m-radius tires travels at 32.0 m/s. What is the angular velocity of the rotating tires in radians per second? What is this in rev/min?
A bug of mass 0.020 kg is at rest on the edge of a solid cylindrical disk (M=0.10kg,R=0.10m) rotating in a horizontal plane around the vertical axis through its center. The disk is rotating at 10.0 rad/s. The bug crawls to the center of the disk. (a) What is the new angular velocity of the disk? (b) What is the change in the kinetic energy of the system? (c) If the bug crawls back to the outer edge of the disk, what is the angular velocity of the disk then? (d) What is the new kinetic energy of the system? (e) What is the cause of the increase and decrease of kinetic energy?
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?
An electric sander consisting of a rotating disk of mass 0.7 kg and radius 10 cm rotates at 15 rev/sec. When applied to a rough wooden wall the rotation rate decreases by 20 . (a) What is the final rotational kinetic energy of the rotating disk? (a) How much has its rotational kinetic energy decreased?
A baseball catcher extends his arm straight up to catch a fast ball with a speed of 40 m/s. The baseball is 0.145 kg and the catcher’s arm length is 0.5 m and mass 4.0 kg. (a) What is the angular velocity of the arm immediately after catching the ball as measured from the arm socket? (b) What is the torque applied if the catcher stops the rotation of his arm 0.3 s after catching the ball?
During a 6.0-s time interval, a fly-wheel with a constant angular acceleration turns through 500 radians that acquire an angular velocity of 100 rad/s. (a) What is the angular velocity at the beginning of the 6.0 s? (b) What is the angular acceleration of the fly-wheel?
A cylinder with rotational inertia I1=2.0kgm2 rotates clockwise about a vertical axis through its center with angular speed 1=5.0rad/s . A second cylinder with rotational inertia I2=1.0kgm2 rotates counterclockwise about the same axis with angular speed 2=8.0rad/s . If the cylinders couple so they have the same rotational axis what is the angular speed of the combination? What percentage of the original kinetic energy is lost to friction?
(a) Calculate the rotational kinetic energy of Earth on its axis. (b) What is the rotational kinetic energy of Earth in its orbit around the Sun?
A playground merry-go-round has a mass of 120 kg and a radius of 1.80 m and it is rotating with an angular velocity of 0.500 rev/s. What is its angular velocity after a 22.0-kg child gets onto it by grabbing its outer edge? The child is initially at rest.
With the aid of a string, a gyroscope is accelerated from rest to 32 rad/s in 0.40 s under a constant angular acceleration. (a) What is its angular acceleration in rad/s2 ? (b) How many revolutions does it go through in the process?