If the polar ice caps of Earth were to melt, the oceans would be deeper, what effect would this have on Earth's rotation?

Q: What about angular velocity?

A: we have  VAB=403 m/s rAB=30 cm = Required Angular velocity ωAB=?

Q: The diameter of the base of a tapered drinking cup is 6 cm. The diameter of its mouth is 9 cm. The…

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Q: A rotating platform is rotating with an average angular velocity of 2.5 rad s'. The radius of the…

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Q: What is meant by an angular position?

A: Angular position can be defined as the orientation of an object, with respect to a specific…

Q: the angular acceleration of the disk?

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Q: A 1.0-kg stone is tied to a 0.50-m long string and swung around a circle at a constant angular…

A: Given: Mass of stone (m) = 1.0 kg. Length of string (r) = 0.5 m. Constant angular velocity (ω) = 45…

Q: A wheel rotates from rest with constant angular acceleration. If it rotates through 8.00 revolutions…

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Q: A ladybug sits at the outer edge of a merry- go-round, and a gentleman bug sits halfway between her…

A: The relation between the angular velocity and the time period is  ω = 2πT Where, T is the period.

Q: Differentiate torque from angular momentum.

A: Introduction: Torque: It is the rotational equivalent of linear force, which is equal to the product…

Q: What do Newton’s laws tell us about rotational motion?

A: The rotational form of Newton's second law states the relation between net external torque and the…

Q: A disk is constructed so that it can be made to rotate about an axis through it's center of mass…

A: Given: A disc is rotating about an axis through CM, rim(R), halfway b/w R & CM(H).

Q: An open barrel is spinning with an initial angular velocity. Rain falls into the barrel, filling it…

A: When an open barrel is spinning with some initial angular speed, the barrel has initial rotational…

Q: Does the rotational inertia increase or decrease as distance increases between two objects and its…

A: Write the expression for the rotational inertia.

Q: Ladybug A begins walking in a circular path in the direction of the disks rotation. The magnitude of…

A: The angular momentum of the ladybug at location A is given as, LA=mrA2ω Here, m denotes the bug's…

Q: A woman with mass 50 kg is standing on the rim of a large horizontal disk that is rotating at 0.80…

A: L=Idisc+Iwomenω=mdiscr22+mwomenr2ω

Q: What is the rotational kinetic energy of Earth in its orbit around the Sun?

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Q: A cat of mass 4.0kg increases its angular speed by py pulling in all it's limbs. It launches from a…

A: Scenario - A cat jumps from a tree trunk with its limbs open. But just after jumping, while it is in…

Q: How much rotational kinetic energy in joules is there in a disk  of radius 0.2 meters and mass 76 kg…

A: Given,    r = 0.2 m   m = 76 kg  turns = 1000/s          = 1000×3600×π180 = 6285.713 rad/s

Q: A 5.4-kg ball is tied to the end of a string.  The ball is then swung at a constant angular velocity…

A: Data provided:  Mass of the ball (m) = 5.4 kg Constant angular velocity (ω) = 14 rad/s Radius (r) =…

Q: Someone is sitting on a stool that rotates freely, They're holding a 4kg weight in one hand and a…

A: We need to calculate the angular speed of the system when the person pulls his arms close to his…

Q: the angular speed of the disks wAB after

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Q: Determine the angular momentum of the Earth (a) aboutits rotation axis (assume the Earth is a…

A: Let the radius of earth is R and mass of earth is M. Let the angular velocity is ω. Let the time for…

Q: A woman with mass 50 kg is standing on the rim of a large horizontal disk that is rotating at 0.80…

A:

Q: Two 1.5 kg spheres of radius 0.20 m are each rotating at 24 rad/s about axes that pass through their…

A: Given, Mass of sphere m = 1.5 Kg Radius r = 0.20 m angular velocity ω=24 rad/sec Torque t = 0.12 Nm…

Q: 5. A 0.400 kg mass is attached to the end of a string and is to rotate about the other end, 0.700 m…

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Q: During a certain period of time, the angular position of a swinging door is described by

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Q: What does a torque tend to do to an object?

A: Torque is a twisting force. It tends to twist or change the state of rotation of the object. It…

Q: Since the earth is rotating, why not hover over the earth until you reach your destination?

A: The Earth is rotating at a speed of about thousand miles per hour. The Earth surface is having an…

Q: . If a trapeze artist rotates twice each second while sailing through the air and contracts to…

A: Given rotational velocity ω = 2 rev/s with Rotational Inertia I and then the trapeze artist…

Q: Which of these units of angular measure?

A: The anglular measure is defined as the opening between two lines which meet at a point Unit for…

Q: A child jumps to the edge of a carousel, that is in the shape of a circular plate with a radius of…

A: Given Waight of plate is 80 kg Radius of plate is 1.3 m Weight of boy is 22kg Concept - law of…

Q: Would the moment of inertia of a rotating disk be smaller or larger if the rotational axis was…

A: Moment of Inertia of a rotating disc with the axis passing through its center is given by

Q: You release a solid disk, a hollow ring, a solid sphere, and a hollow sphere down an incline. Which…

A: Let M be the mass and R be the radius. I will be the moment of inertia. The object with the maximum…

Q: When a diver first leaves the diving platform their body is stretched out. When they tuck, what…

A: We have to answer the following: When a diver first leaves the diving platform their body is…

Q: A gyroscope has a 0.5-kg disk that spins at 40 rev/s. The center of mass of the disk is 5 cm from a…

A: Given: The mass of the disk is 0.5 kg. The radius of the disk is 10 cm. The angular speed of the…

Q: How much rotational kinetic energy in joules is there in a disk  of radius 0.2 meters and mass 33 kg…

A: The equation for the rotational kinetic energy is, K.E.=12Iω2 Here, I is the moment of inertia, ω is…

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.