A man in a gym is holding an 8.0-kg kettlebell at arm's length, a distance of 0.55 m from his shoulder joint. What is the torque about his shoulder joint due to the gravitational force on the kettlebell if his arm is held at 30° below the horizontal?

Q: The length of a bicycle pedal arm is 0.165 m, and a downward force of 149 N is applied to the pedal…

A: Length of pedal arm is Applied force is Angle between pedal arm and force iscase(a) case(b) case(c):…

Q: Jane carries a heavy object in two different body positions. If the weight of the object (Fp) is…

A: Given:- Jane carries a heavy object in two different body positions. The weight of the object is FP=…

Q: A wrench 0.3 meters long lies along the positive y-axis, and grips a bolt at the origin. A force is…

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Q: What is the minimum magnitude of torque that can be exerted on a rigid body by a 100.0 N force…

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Q: A wrench of length X cm is used to loosen a nut attached to a bolt. If a perpendicular force F…

A: Step 1: first we have to find out the equation of torque.Torque=r×F. Step 2: as force is constant…

Q: hen you lift an object by moving only your forearm, the main lifting muscle in your arm is the…

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Q: Consider a pendulum with a 4 kg mass hanging from a light string. If the pendulum is 0.3 m long, and…

A: SOlution: Given that m = 4 kg L = 0.3 m angle = 32.9 degree

Q: Two children hang by their hands from the same tree branch. The branch is straight, and grows out…

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Q: Two blocks, M1 and M2 (M1 is less than M2) are connected by a massless rope that passes over a…

A: The free-body diagram of the pulley is shown in the figure below: The torque acting on the pulley…

Q: A man ties one end of a strong rope 8.06m long to the bumper of his ruck, 0.602 m from the ground,…

A: Torque is a measure of how much a force acting on an object causes that object to rotate.  Here, we…

Q: A uniform door weighs 58.0 N and is 1.40 m wide and 2.60 m high. What is the magnitude of the torque…

A: Given,  Width of the door = 1.4 m height of the door = 2.6 m weight of the door = 58N we need to…

Q: The 100 kg skier’s knee can withstand a lateral torque of 500 N∙m before dislocating. As the skier…

A: Step 1:Step 2:Step 3:Step 4:

Q: Problem 4: To get it spinning, you exert a force of 180 N perpendicular to the radius of a 0.28 m…

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Q: A tower outside the Houses of Parliament in London has a famous clock commonly referred to as Big…

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Q: When you lift an object by moving only your forearm, the main lifting muscle in your arm is the…

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Q: If you hold your arm outstretched with your palm upward, the force to keep your arm from falling…

A: The torque is given the formula:Given:Mass of the arm () = 4.25 kgAcceleration due to gravity () =…

Q: A particle is located at r = (4.0i+3.5j+6.0k), A force F= (9.0j-4.0k) N acts on it. What is the…

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Q: The distance from the center of the breastbone to a man’s hand, with the arm outstretched and…

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Q: a uniform meter(1.00 -m long) has a mass of 0.82 kg. It is hung on the wall with a nail through a…

A: Given that: The mass is m=0.82 kg The angle is θ=35° The length of the stick is l=1 m   It is…

Q: Suppose a ladder leans against the house at an angle of 20° with respect to the vertical. A person…

A: Given data:The angle of the ladder with the vertical: The weight of the person: The distance of the…

Q: 3.40 m long , 635 kg steel beam extends horizontally from the point where it has been bolted to the…

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Q: Two children hang by their hands from the same tree branch. The branch is straight, and grows out…

A: We need to calculate the torques exerted by the children on the tree branch about the point where…

Q: You are holding a 20 kg dumbbell straight out at arm's length. Assuming your arm is 0.80 m long,…

A: Given data The mass of the dumbbell is m=20 kg The length of the arm is L=0.80 m   The torque…

Q: A man ties one end of a strong rope 9.00 m long to the bumper of his truck, 0.588 m from the ground,…

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Q: A cradle is missing one of its arms. The total mass of the cradle is 400 g. What should be the mass…

A: Given: Total mass of cradle, M = 400 g Let mass of each arm of cradle = m

Q: At the presentation ceremony, a championship bowler is presented a 1.42-kg trophy which he holds at…

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Q: An astronaut is performing repairs on the outside of the International Space station. (a) The…

A: required torque = 7 N mmaximum force that can be applied (F) = 21 N

Q: One person was doing a knee extensor muscle training, he used a dumbbell (mass = 10.2 kg) strapped…

A: Please see the explanation for the answer. If you have any questions, just comment down. Thank…

Q: Find the magnitude of the net torque on the wheel about the axle through the center of the object.…

A: inner a=8 cm=0.08 mouter radius b=22 cm=0.22 mF1=13 NF2=25 NF3=16 Nθ=34°

Q: A physics student is studying a globe, which can be approximated as a uniform solid

A: Given: Radius of solid sphere is r=0.220m Mass of sphere is m=0.800kg Frictional torque  is…

Q: In figure forces F1 and F2 have magnitudes 20N and 15N respectively and act on a disk nailed at…

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Q: The steering wheel of a car has a radius of 0.20 m, and the steering wheel of a truck has a radius…

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Q: plum is 18cated at coordinatés (-4.0 m, 0.0 m, 8.0 m). In unit-vector notation, what Is the torque…

A: co ordinates = ( -4, 0, 8 ) m

Q: When you lift an object by moving only your forearm, the main lifting muscle in your arm is the…

A: We have given that When you lift an object by moving only your forearm, the main lifting muscle in…

Q: John is pushing his daughter Rachel in a wheelbarrow when it is stopped by a brick 8.00 cm high (see…

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Q: A uniform beam of weight 12 N and length 10 m is mounted by a small hinge on a wall. The beam is…

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Q: Instead of a Tug-of-War competition, two teams are having a "Torque-of-War". Team A is pulling on…

A: Torque is a measure of the force that can cause an object to rotate about an axis.. = torque= forcer…

Q: To a light beam (of negligible mass), two antiparallel forces are applied, as shown in the figure.…

A: Given data The net torque due to the force is T = 7.5 Nm The magnitude of the first force is F1 =…

Q: vrench 0.8 meters long lies along the positive y-axis, and grips a bolt at the origin. A force is…

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Q: If you and your friend are sitting on a seesaw and their masses are 60 kg and 80 kg, (a) how far you…

A: Given:- If you and your friend are sitting on a seesaw The mass of the two friends is given as…

Q: You stepped on the edge of a bicycle wheel (radius 0.622 m) to make it slow down. If you pressed…

A: Radius of wheel, r = 0.622 m Force applied, F = 10 N Co efficient of friction = 0.462