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Angular Momentum
Page 2
Questions (161)
Three joggers are running along straight lines as follows: Jogger A, with a mass of 55.2kg, is traveling along the line y=6.00m
1 answer
asked by
naf
1,096 views
A solid ball of radius 10cm and mas 8kg rolls in the y direction with a speed of 10 m/s At the instant that it is 3m from the
1 answer
asked by
Jennifer
348 views
What is the angular momentum (in kg*m*m/s) of a 880 g symmetrical rotating bar which is 2.70 m long and spinning at 185 rpm
1 answer
asked by
Me
395 views
A 2.4 m long rod of mass m1 = 11.0 kg, is supported on a knife edge at its midpoint. A ball of clay of mass m2 = 5 kg is dropped
1 answer
asked by
Kayla
670 views
A wad of sticky clay of massmand velocity vi is fired at a solid cylinder of massM and radius
R. The cylinder is initially at
1 answer
asked by
sana
724 views
Two astronauts (Fig. P8.68), each having a mass of 84.0 kg, are connected by a 10.0 m rope of negligible mass. They are isolated
2 answers
asked by
Anonymous
764 views
2.0 kg particle-like object moves in a plane with velocity components vx = 30 m/s and vy = 35 m/s as it passes through the point
2 answers
asked by
Xavier Hernandez
890 views
Suppose there is a circular metal disk spinning at a constant angular velocity. Now imagine near to, but not in contact with the
1 answer
asked by
emily
389 views
Suppose there is a circular metal disk spinning at a constant angular velocity. Now imagine near to, but not in contact with the
1 answer
asked by
emily
410 views
Consider a hoola-hoop of radius R and it is spinning about its symmetry axis at a constant angular velocity. Now, I double its
2 answers
asked by
lacey
537 views
A 3.6 m diameter merry-go-round is rotating freely with an angular velocity of 0.78 rad/s. Its total moment of inertia is 1700
5 answers
asked by
Lacey
1,194 views
A diver begins a high dive with an angular velocity of 6.3 rad/s. By tucking himself into a ball, he decreases his moment of
2 answers
asked by
Angela
536 views
A steel rod of 500g and 30 cm long spins at 300 RPM,the rod pivots around the center.
a) Find angular momentum Moment of
4 answers
asked by
Henri
596 views
Two particles, each of mass m and speed v, travel in opposite directions along parallel lines separated by a distance d.
A)Find
3 answers
asked by
Darlene
685 views
When the angular momentum changes, the 'change' in the angular momentum vector (ie. dL) is ____.
[a.] perpendicular to the torque
1 answer
asked by
COFFEE
500 views
Posted by COFFEE on Friday, March 30, 2007 at 4:25am.
A 1.1 kg particle-like object moves in a plane with velocity components Vx
3 answers
asked by
COFFEE
779 views
A woman with a mass of 50kg is standing on the rim of a large disk that is rotating at an angular velocity of .50 rev/s about an
4 answers
asked by
Karla
2,698 views
A spinning star begins to collapse under its own gravitational pull. Which one of the following occurs as the star becomes
2 answers
asked by
Franco Krause
1,463 views
In a playground, there is a small merry-go-round of radius 1.20 m and mass 190 kg. Its radius of gyration (see Problem 85 of
4 answers
asked by
Ray
1,410 views
A device consists of eight balls each of mass 0.4 kg attached to the ends of low-mass spokes of length 1.8 m, so the radius of
1 answer
asked by
Emily
1,294 views
Compute the angular momentum of the earth arising from the following motions.
(a) Earth's orbital motion around the sun. (b)
4 answers
asked by
Pat
1,299 views
"the total angular momentum of an object changes when a net external force acts on the system." This statement is:
a)always true
2 answers
asked by
Andrea
1,288 views
A thin rod of length L and mass M rotates about a vertical axis through its center with angular velocity w. The rod makes an
2 answers
asked by
Nik
1,300 views
A child with a mass of 46 kg is riding on a merry-go-round. If the child has a speed of 3 m/s and is located 2.2 m from the
3 answers
asked by
Sue
1,080 views
Two 2.00kg balls are attached to the ends of a thin rod length 50.0cm and negligible mass. The rod is free to rotate about a
1 answer
asked by
Lil
1,044 views
A particle moving along a line that passes through the origin has zero angular momentum about that origin
true false
3 answers
asked by
SAGAR
992 views
This set of questions uses an interesting formula. A torque applied for a certain time causes a change in angular momentum.
Torqu
3 answers
asked by
anonymous
965 views
A figure skater is spinning with an initial angular speed of 5.6rad/s. He then pulls his arms in, reducing his moment of inertia
2 answers
asked by
Timone
970 views
In a long jump, an athlete leaves the ground with an initial angular momentum that tends to rotate his body forward, threatening
2 answers
asked by
jr
952 views
a particle of mass m moves in a x-y plane. The coordinates of the particle at any instant are given by x = acos(wt) and y =
1 answer
asked by
Sarsi
922 views
(a) Calculate the angular momentum of an ice skater spinning at 6.00 rev/s given his moment of inertia is 0.490 kg·m2.
(b) He
1 answer
asked by
Wendy
922 views
Am I correct?
Which statement explains why a bicycle is stable when a rider pedals quickly? (Points : 1) The angular momentum
5 answers
asked by
Me and I
898 views
A uniform stick 1.5 m long with a total mass of 210 g is pivoted at its center. A 3.9-{\rm g} bullet is shot through the stick
2 answers
asked by
Anonymous
843 views
The Spinning Figure Skater. The outstretched hands and arms of a figure skater preparing for a spin can be considered a slender
2 answers
asked by
Karla
880 views
A particle of mass 0.350 kg is attached to the 100-cm mark of a meter stick of mass 0.175 kg. The meter stick rotates on a
2 answers
asked by
Karrine
834 views
A 10 g dart traveling at 400 m/s sticks into a 10 kg, 1 m wide door at the edge opposite the hinge causing the door to swing
2 answers
asked by
Yoyo
800 views
A weather vane initially at rest has a moment of inertia of 0.119 kg · m2 about its axis of rotation. A 48.0 g piece of clay is
1 answer
asked by
anthony
803 views
1. The problem statement, all variables and given/known data
A 2.0-m measuring stick of mass 0.175 kg is resting on a table. A
1 answer
asked by
Tyler
798 views
Each of the following objects has a radius of 0.174 m and a mass of 2.16 kg, and each rotates about an axis through its center
1 answer
asked by
Sandy
649 views
A light, rigid rod 1.039m in length joins two particles with masses 3.65kg and 4.94kg at its ends. The combination rotates in
1 answer
asked by
Helen
779 views
A 5.0 kg skater begins a spin with an angular speed of 4 rad/s. By changing the position of her arms, the skater decreases her
2 answers
asked by
Jose Luis
771 views
A PARTICLE OF MASS M IS SHOT WITH an initial velocity v making an angle b with the horizontal,the particle moves in the
2 answers
asked by
mechanics
793 views
A woman stands at the center of a platform. The woman and the platform rotate with an angular speed of 4.00 rad/s. Friction is
1 answer
asked by
CJ
764 views
Another Question----
A ball of clay of mass m travels with a velocity v in a path tangent to a disk of radius R and mass M. The
2 answers
asked by
bobby
747 views
The Earth has an angular speed of 7.272·10-5 rad/s in its rotation. Find the new angular speed if an asteroid (m = 3.45·1022
1 answer
asked by
Joe Frank
724 views
Calculate the angular momentum of the Earth the arises from its spinning on its axis. Also calculate the angular momentum of the
2 answers
asked by
nouh
694 views
A wheel is roatating freely at an angular speed of 800 rev/min on a shaft of negligible moment of inertia. A second wheel
2 answers
asked by
Ama
680 views
I have two questions, both are about angular momentum so I thought I'd post them together. I'm really confused on anything
2 answers
asked by
Emily
651 views
At t = 0 s,a particle of mass 7.08 kg starts from rest at the origin and moves with a velocity
v = 6.00t^2i(hat) − 6.00tj(hat)
4 answers
asked by
Tyler
648 views
three rotating, uniform disks that are coupled by belts. One belt runs around the rims of disks A and C. Another belt runs
1 answer
asked by
emma
659 views
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Parent Categories (14)
Circular motion
Classical mechanics
Comets
Dynamics
Kinematics
Laws of motion
Mechanics
Mechanics or Kinematics
Mechanics or Rotational motion
Physics
Quantum Mechanics
Rotation
Rotational Dynamics
Rotational motion