15 N 18.5 N ´ 40° 9 N 45° 9.50 N

Q: What is the magnitude of the torque about the elbow by the weight of the forearm with hand, in N·m?

A: Torque is equal to the product of force and the distance of force from the rotating axis.

Q: An oversized yo-yo is made from two identical solid disks each of mass M = 1.90 kg and radius R =…

A: Given that the value of mass of the each  disk and the value of radius of disk and also given the…

Q: The drawing shows a rectangular peice of wood. The forces applied to corners B and D have the same…

A: Given,The length of the shortest side is ‘L’.The length of the longest side is ‘2L’.Let the third…

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: A truck tire has a radius of 1.06 m, and its center moves forward with a linear speed of 17.1 m/s.…

A: Radius of the tire is r = 1.06 m Linear speed of the center is v = 17.1 m/s Distance of point from…

Q: An athlete at the gym holds a 2.0 kg steel ball in his hand. His arm is 70 cm long and has a mass of…

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Q: A merry-go-round accelerates from rest to 0.63 rad/s in 33 s. Assuming the merry-go-round is a…

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Q: An oversized yo-yo is made from two identical solid disks each of mass M = 1.90 kg and radius R =…

A:

Q: An athlete at the gym holds a 2.5 kg steel ball in his hand. His arm is 70 cm long and has a mass of…

A:

Q: A wrench 0.7 meters long lies along the positive y-axis, and grips a bolt at the origin. A force is…

A: Given data:The direction of applied force is, .Torque is, .

Q: A rod is pivoted about its center. A 5-N force is applied 4m from the pivot and another 5-N force is…

A: F1 = 5 N d1 = 4 m θ1 = 30oF2 = 5 N d2 = 2 m θ2 = 30o

Q: A force F = (2 i + j)N acts on a wheel whose rotation axis coincides with the z-axis; the force is…

A: F=(2i+j)Nx=3my=0

Q: A Force of 50N is applied to rotate an object around an axis. The torque applied to the object is…

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Q: Two disks are free to rotate about an axis through their center. The inner disk has a radius a = 20…

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Q: A counterweight of mass m = 3.60 kg is attached to a light cord that is wound around a pulley as…

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Q: Hi I am in phyiscs I, they have the problem an athlete at the gym holds a 2.5 kg steel ball in his…

A: Given,

Q: Calculate the torque (in N · m) about the z-axis that is out of the page at the origin in the…

A: Given:F1 = 6.0 N, F2 = 4.3 N, F3 = 6.0 N, F4 = 4.1 N.Find the torque.

Q: A 2-kg disk has a radius of 18 cm and rotates with an angular acceleration of 12 rad/s2 about an…

A: The tangential acceleration is given by  a =r α where, r is the radius, α is the angular…

Q: Three forces are applied to a wheel of radius 0.350 m, as shown. One force is perpendicular to the…

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Q: A force F = 71 N i acts on an object at a point (x0, y0) = (2.8 m, 2.2 m) as shown in the figure.…

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Q: The wheel and axle have forces applies tangentially as shown in the figure. There is also a…

A: Torque is given by The magnitude of the torque on an object is given by Where r = distance from…

Q: Forces F_1 = 5.45 N and F_2 = 8.00 N are applied tangentially to a wheel with radius 0.330 m, as…

A: Given data:  F1 = 5.45 N F2 = 8.00 N Radius (r) = 0.330 m Required: The net torque on the wheel

Q: When you hold an ball by only your forearm, the main lifting muscle in your arm is the biceps.…

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Q: A disk of radius 0.5 m is rotating with constant angular acceleration around an axis passing through…

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Q: A net torque with a magnitude of 10.0 N.m acts on an object that starts at rest. Find the magnitude…

A: Torque = 10 Nm initial speed = 0 m/s t = 7 seconds mass = 2.5 kg Radius = 330 cm  = 3.3 m moment of…

Q: Calculate the net torque about this axis due to the three forces shown in the figure if the…

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Q: Calculate the net torque on the disk of diameter 1 m with respect to an axis passing through the…

A: The components of the forces (along the axis passing through the center and perpendicular to it) is…