Questions and answers by

MUHAMMAD JUNAID

Questions (36)

A disk with mass m = 5.8 kg and radius R = 0.47 m hangs from a rope attached to the ceiling. The disk spins on its axis at a
1. 0 answers
2. 1,573 views
A person with mass mp = 74 kg stands on a spinning platform disk with a radius of R = 2.31 m and mass md = 183 kg. The disk is
1. 0 answers
2. 1,384 views
A solid disk of mass m1 = 9.4 kg and radius R = 0.25 m is rotating with a constant angular velocity of ω = 36 rad/s. A thin
1. 1 answer
2. 1,753 views
A ladder of length L = 2.1 m and mass m = 18 kg rests on a floor with coefficient of static friction μs = 0.57. Assume the wall
1. 1 answer
2. 1,770 views
A gymnast with mass m1 = 44 kg is on a balance beam that sits on (but is not attached to) two supports. The beam has a mass m2 =
1. 0 answers
2. 1,321 views
A thin uniform rod 98 cm long is balanced 32.6666666666667 cm from one end when an object whose mass is (2m + 2.0 grams) is at
1. 1 answer
2. 584 views
A balance scale has unequal arms. The scale is balanced with a m = 1.2-kg block on the left pan and a M = 1.91 kg block on the
1. 2 answers
2. 957 views
Julie has been hired to help paint the trim of a building, but she is not convinced of the safety of the apparatus. A 4.9 m
1. 0 answers
2. 1,081 views
A 10 m beam of mass 295 kg extends over a ledge. The beam is not attached, but simply rests on the surface. A 63 kg student
1. 1 answer
2. 1,248 views
1- Suppose a bicycle wheel is rotated about an axis through its rim and parallel to its axle. Is its moment of inertia about
1. 1 answer
2. 1,788 views
The particles as shown in the figure below are connected by a very light rod. They rotate about the y axis at 1.9 rad/s.a. Find
1. 1 answer
2. 567 views
Find the percentages of the total kinetic energy associated with rotation and translation for the following objects that are
1. 0 answers
2. 618 views
Ms. Sue, If you see this answer it."This website is not meant for cheating" Nobody would't need it if it wasn't. If you're not
1. 1 answer
2. 528 views
A 0.2 kg yo-yo consists of two solid disks of radius 5.5 cm joined together by a massless rod of radius 1 cm and a string
1. 1 answer
2. 733 views
A 4 kg block resting on a frictionless horizontal ledge is attached to a string that passes over a pulley and is attached to a
1. 0 answers
2. 827 views
The particles as shown in the figure below are connected by a very light rod. They rotate about the y axis at 1.9 rad/s.a. Find
1. 0 answers
2. 897 views
A wheel free to rotate about its axis that is not frictionless is initially at rest. A constant external torque of +49 N·m is
1. 0 answers
2. 792 views
A spherical bowling ball with mass m = 3.7 kg and radius R = 0.103 m is thrown down the lane with an initial speed of v = 8.9
1. 0 answers
2. 985 views
A 1 m diameter wagon wheel consists of a thin rim having a mass of 6 kg and six spokes each having a mass of 1.5 kg. Determine
1. 2 answers
2. 2,047 views
A cyclist accelerates from rest. After 7 s, the wheels have made 2 revolutions.a. What is the angular acceleration of the
1. 2 answers
2. 3,008 views
A uniform disk with mass m = 8.95 kg and radius R = 1.32 m lies in the x-y plane and centered at the origin. Three forces act in
1. 0 answers
2. 791 views
An object is formed by attaching a uniform, thin rod with a mass of mr = 6.95 kg and length L = 4.96 m to a uniform sphere with
1. 1 answer
2. 1,034 views
A disk with mass m = 9.8 kg and radius R = 0.31 m begins at rest and accelerates uniformly for t = 18.7 s, to a final angular
1. 3 answers
2. 1,633 views
A ceiling fan consists of a small cylindrical disk with 5 thin rods coming from the center. The disk has mass md = 2.9 kg and
1. 1 answer
2. 1,066 views
On a weekend archeological dig, you discover an old club-ax that consists of a symmetrical 8.3 kg stone attached to the end of a
1. 1 answer
2. 1,788 views
A person with mass m1 = 57 kg stands at the left end of a uniform beam with mass m2 = 92 kg and a length L = 2.7 m. Another
1. 0 answers
2. 1,337 views
A man with mass m1 = 59 kg stands at the left end of a uniform boat with mass m2 = 163 kg and a length L = 3.5 m. Let the origin
1. 0 answers
2. 1,142 views
An object with total mass mtotal = 15.8 kg is sitting at rest when it explodes into three pieces. One piece with mass m1 = 4.5
1. 1 answer
2. 7,822 views
A racquet ball with mass m = 0.238 kg is moving toward the wall at v = 12.5 m/s and at an angle of θ = 31° with respect to the
1. 1 answer
2. 6,323 views
A white billiard ball with mass mw = 1.43 kg is moving directly to the right with a speed of v = 3.4 m/s and collides
1. 1 answer
2. 8,177 views
A bumper car with mass m1 = 109 kg is moving to the right with a velocity of v1 = 4.9 m/s. A second bumper car with mass m2 = 83
1. 1 answer
2. 4,524 views
A blue car with mass mc = 528 kg is moving east with a speed of vc = 17 m/s and collides with a purple truck with mass mt = 1352
1. 1 answer
2. 1,546 views
A train car with mass m1 = 591 kg is moving to the right with a speed of v1 = 7.3 m/s and collides with a second train car. The
1. 5 answers
2. 4,363 views
In a stunt, three people jump off a platform and fall 9.9 m onto a large air bag. A fourth person at the other end of the air
1. 1 answer
2. 2,636 views
One study suggests that a brain concussion can occur if a person's head is subjected to an acceleration as small as 60g, where g
1. 1 answer
2. 4,981 views
One study suggests that a brain concussion can occur if a person's head is subjected to an acceleration as small as 60g, where g
1. 1 answer
2. 674 views

Answers (1)

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