Assuming the daredevil applies upward forces with the left and right hands in a direction perpendicular to the pole, what magnitude of force ?left and ?right must the left and right hand exert to counteract the torque of the bird?

Q: Two ice skaters, starting from rest, hold onto the ends of a 10m pole. A 40-kig player is at one end…

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Q: A boy and a girl are riding on a merry-go-round that is turning. The girl is twice as far as the boy…

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Q: In the figure, Two men exert forces of F = 86.8 lb and P = 54.6 lb on the ropes. a.) Determine the…

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Q: t the park, a 7 m long seesaw is supported in the middle.A 50 kg child sits at the far left end and…

A: Given  Mass of first child is m1 =50 kg Mass of second child is m2=65 kg

Q: A professor's office door is 0.99 mm wide, 2.1 mm high, 4.2 cm thick; has a mass of 28 kg, and…

A: The width of the door is The hight of the door is The thickness of the door is The mass of the door…

Q: Two masses are attached to a uniform meter stick as shown in the figure 2. The masses of m1 and m2…

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Q: A miter saw has an operating speed of 1500 rpm (157.08 rad/s). The blade and motor armature have a…

A: We are given initial angular speed. We are given mass of system. We are also given radius. We first…

Q: A student sees a kid riding a seesaw on a playground. The student noticed that when a parent joins…

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Q: A professor's office door is 0.97 m wide, 2.1 m high, 4.2 cm thick; has a mass of 25 kg , and pivots…

A: Given Data : The width of the office door is , w = 0.97 m The height of the office door is , h =…

Q: Sierra holds a box in her hand using her elbow flexor muscles (see picture). Her forearm is at a 35°…

A: Angle of forearm relative to horizontal θ=35o Length of the elbow from box to joint L=0.28 m Weight…

Q: A professional grade racing bike wheel has a mass of only 0.75 kg, compared to typical bike wheels…

A: There are several changes made in professional grade racing bike and there is a good reason behind…

Q: Weights of 1 kg and 2 kg are hanging over spindle with a diameter of 30 cm. The weights move by 5 m…

A: here we can drive a equation for mass where tension in thread is T FOR 1 Kg    T- mg = ma…

Q: The distance between the centers of a motorcycle's wheels is 220 cm. The motorcycle's center of mass…

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Q: 9. A mass m₁ = 19.0 kg is connected by a light string that passes over a pulley of mass M = 13.0 kg…

A: Given  m1=19.0 kg   m2= 6.0 kg  M = 13.0 kg θ = 24°

Q: A student sits on a freely rotating stool holding two dumbbells, each of mass 5 kg as shown in…

A: Given data: The mass of each dumbbells is m=5 kg. The initial angular speed is ωi=0.7 rad/s. The…

Q: Quadruple, four identical children with identical mass, attempting to see-saw with their father as…

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Q: A horizontal circular platform rotates counterclockwise about its axis at the rate of 0.863 rad/s.…

A: Given Data: Angular velocity of the platform (ωp) = 0.863 rad/s.Mass of the person (mp) = 69.1…

Q: 5. Two kids are playing on a teeter totter. The teeter totter is 6.00 m long, assume the pivot point…

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Q: You and a friend from high school are off-roading through Ocala National Forest in your friend’s…

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Q: 2. A person is doing a sit-up (lie on their back and raise their torso up while keeping their lower…

A: SOlution: Given that mass m = 31 kg r1 = 31 cm r2 = 12 cm

Q: an 80-kg man is sitting on the right side of the plank, 1.25m away from the fulcrum. While on the…

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Q: A trapeze artist performs an aerial maneuver. While in a tucked position, as shown in Figure A, she…

A: Given data- Initial moment of inertia Ii=16.7 kg.m2 Initial angular velocity ωi= 6.15 rad/s Final…

Q: Three children is trying to balance a uniformed seesaw. Boy A who has a mass of 20-kg is placed 3.5…

A: Given: Boy A mass = 20kg    Boy A distance from support = 3.5m.                 Boy B mass = 40kg.…

Q: A child of mass 25 kg sits on one side of a see-saw, 2.2 m from the see-saw's pivot. An adult of…

A: A)B)∑M=025kg ( 2.2m) = 75kg ( x ) C) 25(2.2) / 75 = XX = 0.7333 m

Q: A 72 kg and 180-cm tall person lies on a light (massless) board which is supported by two scales A…

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Q: Assume 1.4 kg, 3.5 kg, and the objects are wired together by very light, rigid pieces of wire. The…

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Q: an 80-kg man is sitting on the right side of the plank, 0.75 away from the fulcrum. While on the…

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Q: Use g=10m/s/s A 500 gram meter stick has a center of mass at the 50 cm mark. You place a pivot at…

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Q: A uniform solid cylindrical log begins rolling without slipping down a ramp that rises 28.0° above…

A: Solution: Given: g = gravitational acceleration = 9.81 m/s2 θ = angle of inclination of plane =…

Q: ou and a friend from high school are off-roading through Ocala National Forest in your friend’s Jeep…

A: (a)   Here, a frictional force acts between the muddy ground and the tires. Due to this, some energy…

Q: 13.0 kg to a mass m₂ = 9. A mass m, 17.0 kg is connected by a light string that passes over a pulley…

A: m1 = 17 kg M = 13 kg m2 = 6 kg θ = 25o

Q: Thank you for your help!

A: The sum of the moment around where the wheel is touching the ground and the moment around the centre…

Q: 1. A pulley device is used to hurl projecties from a ramp (mk 0.26) as ilustrated in the diagram.…

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Q: Two barbells are sitting on the floor at the RWC. Both consist of a 10 kg bar with length 1.5 m, and…

A: the moment of inertia depends on the distribution of mass around the choice of the axis of rotation.…

Q: A 2.00-kg block and a 10.00-kg block are connected by a light string over a pulley. The system is…

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Q: An Atwood’s machine consistsof blocks of masses m1 =10.0 kgand m2 = 20.0 kg attached by a…

A: The figures shows that the system will accelerate in all direction,

Q: The meterstick shown is 100 cm long. It is free to pivot around its center of gravity (CG), which is…

A: Given:  Length of meter scale is 100 cm. Center of gravity (CG) is at 50 cm mark. 24 N block is at…

Q: Figure P8.74 shows a vertical force applied tangentially to a uniform cylinder of weight w. The…

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Q: A student stands on a platform that is free to rotate and holds two dumbbells, each at a distance of…

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Q: The mass of the object recorded in the triple beam balance below is: A m13.jpg .. 100 200 10 30 40…

A: Given data- The mass of the object recorded in the triple beam balance. A triple beam balance is a…

Q: John McClane, desperately trying to escape the bad guys in an upper floor of a skyscraper, grabs a…

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Q: Consider a teeter-totter that is made out of pine, shown below. A pineapple sits on one side of the…

A: Mass of the pineapple =mp=132gram Distance to pivots for the pineapple=dp=2.63m Mass of the Apple…

Q: A uniform 5.0 m long 25 kg plank is to hold two people washing windows on a downtown skyscraper. The…

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Q: North-Line. Consider a Sphere with radius R and mass M. Assuming that the moment of inertia of the…

A: According to the parallel axis theorem, moment of inertia (I) of the body about any axis is equal to…

Q: . A meter stick has a pivot that is located at (35 cm). On this meter stick we place 200 g @ 20 cm,…

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Q: Before After dz A wrench with a mass of 0.29 kg began at rest at a distance of d1 = 4.12 x 10°…

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