A grinding wheel of radius 0.350 m rotating on a frictionless axle is brought to rest by applying a constant friction force tangential to its rim. The constant torque produced by this force is 71.9 N. m. Find the magnitude of the friction force. Need Help? Read It

A grinding wheel of radius 0.350 m rotating on a frictionless axle is brought to rest by applying a constant friction force tangential to its rim. The constant torque produced by this force is 71.9 N. m. Find the magnitude of the friction force. Need Help? Read It

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 27P: A solid cylinder of radius 10.0 cm rolls down an incline with slipping. The angle of the incline is...

See similar textbooks

Related questions

Q: A worker applies a torque to a nut with a wrench 0.450 m long. Because of the cramped space, she…

A: Given, Length r=0.45 m Force F=70 N Angel θ=64o

Q: A hollow, spherical shell with mass4.7 kg rolls without slipping down a 63.9° slope. Find the…

A: Solution:-

Q: The engine of the bus applies a torque of 350.4 N · m to a wheel of radius 0.456 m. Since the wheel…

A: solution as

Q: A flywheel (I = 170.0 kg · m²) rotating counterclockwise at 325.0 rev/min is brought to rest by…

Q: At what angle to a door should one apply a force to produce the greatest torque? 0 30 45 90 O O

Q: The fishing pole in the figure below makes an angle of 20.0° with the horizontal. What is the torque…

A: Angle made by fishing rod with the horizontal =20o Force applied by the fish at the end of fishing…

Q: The length of a bicycle pedal arm is 0.144 m, and a downward force of 141 N is applied to the pedal…

A: Torque=rFsinθ r is length of bicycle=0.144m Force=141N θ is angle between r and F θ=47.8°…

Q: The engine of the bus applies a torque of 328.2 N · m to a wheel of radius 0.538 m. Since the wheel…

A: Given that, magnitude of torque provided by bus on wheel = 328.2 N-m since velocity is given…

Q: A force of 30 N is applied tangentially to the rim of a solid disk of radius 0.18 m. The disk…

A: Given, Force, F=30 N, Radius, R= 0.18 m, and angular acceleration, α=120 rad/s2.

Q: A 40-g cylinder is 0.15 m in radius and 0.05 m in length. A string is wound around it and a force is…

A: Given: m=40 g=40*10-3 kgr=0.15 mα=5.0 rad/s2

Q: Find the magnitude of the net torque on the wheel in Figure below about the axle through O, taking…

Q: A wheel has an outer radius b = 25 cm and an inner radius a = 10 cm. A force of 10.0 N and 9.00 N is…

Q: A grinding wheel of radius 0.410 m rotating on a frictionless axle is brought to rest by applying a…

Q: A string that passes over a pulley has a 0.351 kg mass attached to one end and a 0.655 kg mass…

Q: A force of 35 N is applied tangentially to the rim of a solid disk of radius 0.18 m. The disk…

Q: Suppose you exert a force of 184 N tangential to a 0.37 m radius 76.5 kg grindstone (a solid disk).…

Q: 2.A What torque does a force of 18 N exert if it is exerted perpendicular to a wrench and distance…

A: Given data: Force (F) = 18 N Arm length (r) = 0.15 m Angle (θ) = 90°

Q: Three

Q: A solid cylindrical disk has a radius of 0.10 m. It is mounted to an axle that is perpendicular to…

Q: When tightening a bolt, you push perpendicularly on a wrench with a force of 165 N at a distance of…

A: It is given that,

Q: The cylindrical head bolts on a car are to be tightened with a torque of 67.3 N · m. If a mechanic…

A: The expression for the torque(τ) can be given as, τ = rF, where r is the distance, and F is the…

Q: A 93.9 N force exerted at the end of a 0.32 m long torque wrench produces a torque of 15.7 Nm. What…

Q: Find the net torque around the indicated axis due to the weight on two identical 50.0-kg masses…

A: Given data: Identical Mass M=50 kg

Q: A uniform door weighs 46.00 N and is 0.9000 m wide and 2.800 m high. What is the magnitude of the…

Q: A force of 35j N is applied atr = (4.0î – 3.0j) m. What is the torque (in N • m) of this force about…

Q: A force of 129.00 N is applied on a rod at a distance of 11.00 m from the pivot point. As a result,…

A: Solution: given that F= 129 N R = 11 m angle = 39 degree

Q: a doctor opens a 1.5 m door by pushing it with a force of 39.7 N. What magnitude torque does she…

A: Given values:Applied force, F = 39.7 NDistance from the axis to the center of the door, r = 1.5 / 2…

Q: force F = (7i + 3j + 3k) N is applied to a point with position vector r = (6i + 3j + k) m. Find the…

A: Torue vector is given as the cross product of displacement vector and force vector.

Q: A disc with a radius of 0.53 m is fixed to rotate about its center. Three forces act on the object…

A: Given: The force F1 is 14.7 N. The force F2 is 11.1 N. The force F3 is 11.5 N. The angle is 34.3…

Q: A force of 16.88 N is applied tangentially to a wheel of radius 0.340 m and gives rise to an angular…

Q: A force F = (2 i + j)N acts on a wheel whose rotation axis coincides with the z-axis; the force is…

A: F=(2i+j)Nx=3my=0

Q: A machine part has the shape of a solid uniform sphere of mass 225 g and diameter 3.30 cm . It is…

A: Given:Mass of the sphere = 225 g = 0.225 kgDiameter = 3.30 cm or Radius = 1.65 cmForce in equator =…

Q: 금 | 210 310 4 50 610 7|0 alo 9l0 w, 2.

A: Length of rod = 1 m first weight = w1 position of first weight = 15 cm second weight = w2position of…

Q: A student pulls with a 270.0-N force on the outer edge of a door of width w 1.53 m that pivots about…

Q: A 1.00-m-diameter solid sphere can be rotated about an axis through its center by a torque of 18 m…

Q: A uniform solid cylinder of mass 4.4 kg with radius 0.015 m lies on a horizontal surface. A string…

Q: A 2-kg disk has a radius of 18 cm and rotates with an angular acceleration of 12 rad/s2 about an…

A: The tangential acceleration is given by a =r α where, r is the radius, α is the angular…

Q: A person exerts a horizontal force of 42 N on the end of a door 96 cm wide. What is the magnitude of…

A: Given, force , F = 42 N width of door, d = 96cm = 0.96m Magnitude of torque = Force×distance×sinθ…

Q: Two tangential forces F1 = 25 N and F2 = 10 N are applied to the rim of a solid cylinder of radius R…

Q: 5.00 cm andb = 23.0 cm. (Indicate the direction Find the net torque on the wheel in the figure below…

A: Given,

Q: A constant torque is applied to a rigid wheel whose moment of inertia is 5.0 kg · m2 around the axis…

A: We know torque τ=IαWhere, I is moment of inertia,and α is angular acceleration

Q: A grinding wheel of radius 0.350 m rotating on a frictionless axle is brought to rest by applying a…

A: Torque = force x perpendicular distance

Q: A solid cylindrical wheel of mass M and radius R is pulled by a force F → applied to the center of…

A: Given: The mass of cylinder is M. The radius of cylinder is R. The angle is θ=37°. The maximum…

Q: In a downtown office building, you notice each of the four sections of a rotating door has a mass of…

Q: Consider a cable that passes over a pulley that has a mass of 2.1 kg and a radius of 0.81 m but…

Q: A force of 35N in the x direction, and 49 N in the y direction is applied at a point displaced 0.43…

Concept explainers

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.

Question

A grinding wheel of radius 0.350 m rotating on a frictionless axle is brought to rest by applying a constant friction force tangential to its rim. The constant torque produced by this force is 71.9 N. m.
Find the magnitude of the friction force.
Need Help?
Read It
E Show My Work (Optional) ?

Expert Solution

This question has been solved!

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

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Data & Concept :

VIEW

Calculation & Answer :

VIEW

Trending now

This is a popular solution!

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

7) A light (massless) rod of length L = 1.5 m is freely pivoted at one end. Three forces act as shown in the figure below. The force ? ⃗ 3 acts at the midpoint. What is the torque due to each force? Take ? 1 = 6.90 N, ? 2 = 4.00 N, ? 3 = 2.00 N, ? = 20°, and ? = 30° Could you please help for solve for formula show all work
Write the given(label them) and all calculations pertinent to the problem A potter's wheel moves uniformly from rest to an angular velocity of 1.00 rev/s in 30.0 s. Find its angular acceleration in rad/s^2
A popular make of dental drill canoperate at a speed of 42,500 rpm while producing a torque of3.68 oz # in. What is the power output of this drill? Give youranswer in watts.
In opening a door, a 34.0 N force is applied as shown in the figure below. Find the torque produced by this force with respect to point O. (Let r = 0.920 m and ? = 61.5.) magntide?
I got this question incorrect for two times! Please Help me anyone! That would be very helpful! Find the net torque on the wheel in the figure below about the axle through O, taking a = 11.0 cm and b = 29.0 cm. (Assume that the positive direction is counterclockwise.)
If a force acts at a distance from an axis of rotation, and the force is perpendicular to a line to the axis, how much torque does it create? a Fr b R c F/r d Mr sqaure
The 20-cm-diameter disk shown can rotate on an axle through its center. What is the net torque about the axle?
I need some help with this question. If you could give in full detail how you solved it it would be appreciated (btw its rotational velocity)
What if we have 2 masses hanging from a string wrapped around a pulley with radius, R (i.e. Atwood's Machine)? What is the torque on the pulley?
Show the location of the axis of rotation and r for each force that produces torque in the diagram. Also, check calculations, I am off by 1 degree.
Please help: How many revolutions does the drill make as it comes up to speed?
The figure below shows forces acting at various points on a metal shaft. The angles ? = 48°, ? = 35°, ? = 21°. The length ℓ = 3.6 m. Find the net torque (in N · m) on the shaft about the following axes. An axis through O perpendicular to the page (magnitude and direction) An axis through C perpendicular to the page (magnitude and direction)