11.15 Two lightweight rods 24 cm in length are mountedperpendicular to an axle and at 180° to each other.At the end of each rod is a 480-g mass. The rods arespaced 42 cm apart along the axle. The axle rotatesat 4.0 rad/s.480 g24 cm42 cm24 cm480 g ▼What is the component of the total angularmomentum along the axle?Express your answer using two significantfigures.Lalong axleSubmitPart BΑΣΦRequest AnswerWhat angle does the vector angular momentummake with the axle? [Hint: Remember that thevector angular momentum must be calculatedabout the same point for both masses, whichcould be the cm.]

Answered: Image /qna-images/answer/36b61b93-8210-43c6-a9fd-42ef9cbf9081.jpg

Two lightweight perpendicular rods 24 cm in length are mounted to an axle and at 180° to each other. At the end of each rod is a 480-g mass. The rods are spaced 42 cm apart along the axle. The axle rotates at 4.0 rad/s. 480 g 24 cm | 42 cm 24 cm 480 g

Two lightweight perpendicular rods 24 cm in length are mounted to an axle and at 180° to each other. At the end of each rod is a 480-g mass. The rods are spaced 42 cm apart along the axle. The axle rotates at 4.0 rad/s. 480 g 24 cm | 42 cm 24 cm 480 g

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter8: Rotational Equilibrium And Dynamics

Section: Chapter Questions

Problem 53P: A solid, uniform disk of radius 0.250 m and mass 55.0 kg rolls down a ramp of length 4.50 m that...

See similar textbooks

Related questions

Q: A completely inelastic collision occurs between two balls of wet putty that move directly toward…

Q: In the figure the pulley has negligible mass, and both it and the inclined plane are frictionless.…

A: Write the expression for the change in the potential energy. ΔPE=mBgx−mAghΔPE=mBgx−mAg(xsinθ)

Q: 3- Two thin converging lenses of focal lengths f1 = 10.0 cm and /2 = 5 cm are separated by 10 cm as…

A: focal length of first lens (f1) = 10 cm focal length of second lens (f2) = 5 cm distance between two…

Q: J/A candle radiates lightly equally in all directions at an average rade of 80w. At a certain…

A: Power radiated by candle, P=80 W Maximum electric field strength, E0=27.7 N/C

Q: X-rays with a wavelength of 0.0100 nm are incident on a target containing free electrons. Choose…

A: Wavelength of X-rays, λ= 0.0100 nm Angle of scattered X-rays, ϕ=180° Note: According to…

Q: The projection lens in a certain slide projector is a single thin lens. A slide 23.6 mm high is to…

Q: If F3 = 0 and F₁ = 12 N, what does the magnitude of F2 have to be for there to be rotational…

Q: A block of mass m is supported by two identical parallel vertical springs, each with spring…

A: Mass of block is m Mass is connected with two identical parallel vertical springs having spring…

Q: The function y(x, t) = A cos(kx - wt) describes a traveling wave on a taut string with the x-axis…

Q: A 350 g block is dropped onto a relaxed vertical spring that has a spring constant of k= 4.6 N/cm…

Q: In the figure, a uniform plank, with a length L of 4.75 m and a weight of 630 N, rests on the ground…

Q: Which quarks are found within a proton? a u, d, d, b u, u, d c u, b, d d u, t, d

A: The quarks which are found within a proton is discussed below :

Q: You push your 3.45 kg physics book 7.89 m along a horizontal tabletop with a horizontal push of 5.67…

Q: 12. (a) Assume that an MX missile goes from rest to a suborbital velocity of 7.50 km/s in 30.0 s…

A: initial velocity u = 0 final velocity v = 7.50 km/s = 7500 m/s time taken t = 30 s

Q: Which of the following times is equivalent to 225 years? (Assume a 365 day year) 7.09×10¹1 ms…

Q: We have discussed in lecture that the electric potential at a point near an infinitely long straight…

A: The electric potential at point P due to an infinite line charge is: V=-λ2πε0ln r We need to find…

Q: (2TATC R₁ 2. Three resistors R₁-85.0 ohm, R2= 22.1 ohm, R3= 70.0 ohm and two batteries E₁= 40.0 V…

Q: Water waves in the sea are observed to have a wavelength of 369.1 m and an angular frequency of 1.4…

A: Wavelength of water waves in the sea is, λ= 369.1 m Angular frequency is , w=1.4 rad/s. We To…

Q: The International Space Station orbits the Earth in a circle with a radius of approximately 6688185…

Q: A flywheel with a radius of 0.25 m starts from rest and accelerates with a constant angular…

A: Radius (r) = 0.25 m Initial angular velocity = 0 radsangular acceleration (α) = 1.5 rads2Angular…

Q: A uniform stick 1.2 m long with a total mass of 250 g is pivoted at its center. A 3.9-g bullet is…

A: Length of stick , L = 1.2 m Mass of stick ,M = 250 g = 0.250 kg Mass of bullet ,m = 3.9 g= 0.0039 kg…

Q: A 47-kg woman stands on a vinyl floor wearing stiletto high-heel shoes. If the heel has a diameter…

Q: A bowling ball of mass 7.7 kg and radius 9.0 cm rolls without slipping down a lane at 4.0 m/s Y Part…

A: Write the given values with the suitable variables. m=7.7 kgr=9 cm=0.09 mv=4 m/s Here, m, r, and v…

Q: X WHERE: X = 13 kg Y = 2x (kg) Z = x+y (kg) FIND THE ACCELERATION OF BLOCK Y

Q: In the figure, a 5.03 g bullet is fired into a 0.630 kg block attached to the end of a 0.385 m…

A: Mass of the bullet =5.03 g Mass of the block=0.630 kg Mass of the rod=0.402 kg Moment of inertia of…

Q: a) What is the magnetic field due to I, and I₂ at the position of Is? B=(+³) T b) What is the…

Q: A very large water tank, open at the top, has a small hole in the bottom. Assume that the area of…

Q: What is the kinetic energy of each electron in a beam of electrons if the beam produces a…

Q: In the figure, two blocks, of mass m₁ = 289 g and m₂ = 362 g, are connected by a massless cord that…

Q: Find the mechanical energy of a block-spring system having a spring constant of 1.4 N/cm and an…

A: Spring constant = k = 1.4 N/cm Amplitude = elongation in spring = x = 3.9 cm We have to calculate…

Q: A spaceship has a proper length of 48.17m. It is currently passing by the Earth moving at 52.9% of…

A: l=48.17m (original length) v=0.529c (velocity of spaceship) c= speed of light

Q: The mass of a certain elephant is 4,167 kg. (a) Find the elephant's weight in newtons. N (b) Find…

A: The mass of a certain elephant, m=4,167 kg To find (a) the elephant's weight in newton (b) the…

Q: The displacement of an object oscillating on a spring is given by x(t) = A cos(wt + p). If the…

A: The displacement of an object in S.H.M is xt=Acosωt+φ Initial displacement of the objectx0=0

Q: radioactive

Q: 4. Find Nortons’s equivalent circuit of circuit given in figure 3. R2 3 ΚΩ V1 10 V +1 Μ Μ R1 1 ΚΩ R4…

Q: An unwary football player collides with a padded goalpost while running at a velocity of 6.20 m/s…

Q: Two identical incandescent light bulbs, cach with R = 22, are connected to a V with E = SV and…

A: A) light bulbs in series B) light bulbs in parallel

Q: 4. A businessman from Zimbabwe buys a transformer so that he can use his own electric appliances on…

Q: Water flows through a horizontal cylindrical pipe of varying cross section. The velocity is 6.4 m/s…

A: Given: The velocity at point 1: v1=6.4 m/s Pipe diameter at point 1: d1=2.5 cm Diameter at point 2:…

Q: A man pushes on a piano with mass 180 kg; it slides at constant velocity down a ramp that is…

Q: The following figure is a snapshot graph at t=0s of a 5.0 Hz wave traveling to the left. a. What is…

Q: A string of linear mass density μ = 0.25 kg/m is stretched between two supports with a uniform…

A: The speed of a wave traveling along a string under tension is given by: v=Tμ where T is the tension…

Q: The spool has a weight of 15 lb and a radius of gyration ko -0.65 ft. A force of 40 lb is applied to…

Q: Conical pendulum is a ball with mass m hung on the ceiling with a thin 1.The ball has a initial…

Q: You are planning a trip to Singapore. Your travel agent gives you the proper transformer to step…

A: Number of turns in primary coil (Np) = 46 turns Number of turns in secondary coil (Ns) = 24 turns…

Q: Point charges are placed at (diagonally) opposite corners of a rectangle. The charges are of…

Q: Calculate

A: Given height h = 6.8 mm = 6.8 x 10-3 m relation between linear velocity and angular velocity v = Rω

Q: If a 5.0 mm thick piece of plastic sheeting is being placed around a ball to represent 50 percent of…

A: We know that 5 mm lan used to represent 5.6 kilometers of the atmosphere's thickness and we can use…

Q: 5. The loop in Figure has a radius of 12 cm and is in a magnetic field of strength 0.15 T. The loop…

Q: Are the two circuits the same? They are drawn differently but do both represent circuits where two…

A: Given: Two circuits To be determined : whether they are same

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

11.15

Two lightweight rods 24 cm in length are mounted
perpendicular to an axle and at 180° to each other.
At the end of each rod is a 480-g mass. The rods are
spaced 42 cm apart along the axle. The axle rotates
at 4.0 rad/s.
480 g
24 cm
42 cm
24 cm
480 g

▼
What is the component of the total angular
momentum along the axle?
Express your answer using two significant
figures.
Lalong axle
Submit
Part B
ΑΣΦ
Request Answer
What angle does the vector angular momentum
make with the axle? [Hint: Remember that the
vector angular momentum must be calculated
about the same point for both masses, which
could be the cm.]

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

Step 1: given

VIEW

Step 2: calculation

VIEW

Solution

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 3 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

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 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 solid, uniform disk of radius 0.250 m and mass 55.0 kg rolls down a ramp of length 4.50 m that makes an angle of 15.0 with the horizontal. The disk starts from rest from the top of the ramp. Find (a) the speed of the disks center of mass when it reaches the bottom of the ramp and (b) the angular speed of the disk at the bottom of the ramp.
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 rope of negligible mass is wrapped around a 225 kg solid cylinder of radius 0.400 m. The cylinder is suspended several meters off the ground with its axis oriented horizontally, and turns on that axis without friction, (a) If a 75.0-kg man takes hold of the free end of the rope and falls under the force of gravity, what is his acceleration? (b) What is the angular acceleration of the cylinder? (c) if the mass of the rope were not neglected, what would happen to the angular acceleration of the cylinder as the man falls?
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.
A solid cylinder of mass 2.0 kg and radius 20 cm is rotating counterclockwise around a vertical axis through its center at 600 rev/min. A second solid cylinder of the same mass and radius is rotating clockwise around the same vertical axis at 900 rev/min. If the cylinders couple so that they rotate about the same vertical axis, what is the angular velocity of the combination?
Conservation of Angular Momentum 52.A disk of mass 2.0 kg and radius 60 cm with a small mass of 0.05 kg attached at the edge is rotating at 2.0 rev/s. The small mass suddenly separates from the disk. What is the disk’s final rotation rate?
The rotational speed of the Earth around the Sun in radians/day is O a. 0.0172 rad/s O b. 0.0086 rad/s O c. 58.12 rad/s O d. 18.5 rad/s
The angular speed of minute hand in a clock is a. 0.05233 rad/s b. 0.10466 rad/s c. 0.00087 rad/s d. 0.00174 rad/s
A wheel rotates at a constant rate of 3.60 x 10 rev/min. (a) What is its angular velocity in radians per second? (Enter the magnitude.) 376 8 rad/s (b) Through what angle does it turn in 18 s? Express the solution in radians and degrees. in radians 6782.4 rad in degrees. 383535
20. The 57.2cm diameter disk rotates counterclockwise on an axle through its center. F1=42.6N, F2=70.8N, F3=70.8N, F4=42.6N, and d=5.34cm. What is the net torque about the axle? Let the counterclockwise direction be positive. F31 +F₂ F d 45⁰