The moon revolving around the Earth is in which type of equilibrium?

Q: A constant torque is acting on a wheel. Wheel starts from rest. It makes 40 revolutions in 2…

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Q: A typical small rescue helicopter has four blades: Each blade is 4.00 m long and has a mass of 50.0…

A: Introduction:       Moment of inertia (I) = mass ×distance 2…

Q: When you apply the torque equation It = 0 to an object in equilibrium, the axis about which torques…

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Q: A measure of the effectiveness of the force in producing rotation about an axis

A: Torque gives the measurement of the effectiveness of the force in producing rotation about an…

Q: If the polar ice caps of Earth were to melt, the oceans would be deeper, what effect would this have…

A: According to the principle of conservation of angular momentum, the angular momentum of the earth…

Q: What is the earth's rotation?

A: Earth's rotation is nothing but Earths spin that means rotation of planet earth around it's own…

Q: Two masses with mass mA = 3,492 kg and mB = 21 kg, respectively, hang with a massless rope over an…

A: Given Data: mA=3,492 kgmB=21 kg Mass of the pulley, mC=42 kg Acceleration due to gravity, g=9,806…

Q: Would a torque on the moon occur if the Moon were spherical, with both its center of mass and center…

A: Write the formula for the torque (τ). Here, r is the distance from the COM (center of mass) and the…

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: Why is the wobbly motion of a single star an indication that the star has one or more planets…

A: The center of gravity will be at the geometric center of the star when there is no other planets…

Q: woman rides a bicycle for 11 hour and travels 20 kilometers. Find the angular velocity of the wheel…

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Q: A long piece of lumber is pivoted to rotate about a perpendicular axis. Ropes are attached to the…

A: Given that:θ=72°Mass of wood, m=0.75 kgLength of wood, L=2.30 mMass of cylinder, M=0.800 kgDiameter,…

Q: Why does preceesion occur when a torque is applied on the axis of rotation of a fast rotating disc?

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Q: Which of the following are in equilibrium? Choose all that apply. (NOTE: "spinning up" means the…

A: Equilibrium : A condition in which competing forces or acts are balanced, with neither being…

Q: Which of the following is true of a squat in which the knees are forced to stay behind the knees…

A: Before answering this question we should understand the meaning of restricted squat and unrestricted…

Q: Which of the following are conditions for equilibrium? Mark all that apply. The net momentum is…

A: At equilibrium condition, The net force is equal to zero.

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

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Q: The earth completes one revolution around the sun in one year. The radius of orbit is 1.5 × 10^11 m.…

A: Given value--- one revolution time T = one year . radius of orbit = 1.5 × 1011 m. We have to…

Q: What is the rotational kinetic energy for 1 kilogram wheel that is rolling along a horizontal…

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Q: The rotational inertia depends on: mass and how mass is distributed around the axes of rotation mass…

A: I = sum{Mi Ri 2} Here Inertia depends only on mass and the distribution of the body...  Description…

Q: The conservation of angular momentum states that if a body contracts (gets smaller), its speed of…

A: This equation says that the angular velocity is inversely proportional to the moment of inertia.…

Q: An orangutan leaps off of a cliff and its body begins to rotate clockwise. If the orangutan then…

A: Solution: We are given that the orangutan leaps off a cliff and then its body begins to rotate…

Q: Also known as Rotational Inertia

A: The moment of inertia of a body is defined as the product of mass and the square of the distance…

Q: A piece of aluminum foil has a length of 7.2 cm, a width of 4.5 cm and a mass of 50.0 g with the 14.…

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Q: The three cups are rolled on a level surface. Rank the cups by the amount they depart from a…

A: From the given diagram, the amount they depart from the straight line path is clear.

Q: A hoop is being rotated about its diameter. It has a radius of 0.25 m and a mass of 0.12 kg. It is…

A: Given data:  A hoop rotated about its diameter Radius (R) = 0.25 m Mass (M) = 0.12 kg Angular…

Q: Why the precession angular speed of the earth is very slow?

A: As we know that just after the Theia (huge rock) collided with Gaia(earlier name of the earth),after…

Q: Which is the change in the angle as an object rotates?

A: Which is the change in the angle as an object rotates? The angular displacement is the change in the…

Q: A wheel starts from rest with a constant acceleration. It completes one complete revolution in 5…

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Q: Relationship between linear and angular motion

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Q: Rotational motion is considered in analyzing static equilibrium problems. Whenever torque equation…

A: Say we have an object of mass M and length L having center of gravity at L/2 and we need to find the…

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: What is the angular momentum of the earth? (Earth mass: 5.98E24kg; earth radius: 6.37E6m)

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Q: When a car drives off a cliff it rotates forward as it falls. For a higher speed off the cliff, will…

A: After driving off a cliff, the front wheels lose contact with the edge of the cliff, so the ground…

Q: When a bowling ball leaves your hand, it may not spin. But farther along the alley, it does spin.…

A: Torque is a measure of the force that can cause an object to rotate about an axis Torque is a vector…

Q: A wheel is composed of two pulleys with different radii (labeled a and b) that are attached to one…

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Q: Why does Earth keep on spinning? What started it spinning to begin with? And how does an ice skater…

A: To stop spinning of a rotating object, torque and hence force has to be acted on it to oppose its…

Q: The moon takes 27 days to complete one revolution around the earth. Calculate its linear velocity.…

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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.