2m Support 1 3m Support 2

Q: In the rotational motion experiment, a student wanted to measure the moment of inertia I of a disc,…

A: τ=Torque=9 NmI=Moment of inertiaα=Angular acceleration=20.55 rad/s2

Q: Problem 20: When opening a door, you push on it perpendicularly with a force of 75 N at a distance…

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Q: A playground seesaw as shown below has two children on it and is 2 m long. On the right side the…

A: GENERAL LEVER RULE-  For general angles, τ1=τ2. Therefore, r1F1sinθ1=r2F2sinθ2 At equilibrium,…

Q: A certain merry- go-round is accele rated uniformiy from rest and atains an angular speed 1.2 rad ls…

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Q: To develop muscle tone, a woman lifts a 2.00-kg weight held in her hand. She uses her biceps muscle…

A: assume that the arm starts extended vertically down ward and take the elbow joint is the point at…

Q: This girl is babysitting two 30-Kg kids at a neighborhood park. She places one on each end of a…

A: The formula to calculate torque is given by; τ=F× rτ=F r sinθWhere;F= forcer=distance between axis…

Q: A wheel with a radius of 1.5 m starts from rest and accelerates under the action of a torque…

A: A) Torque = R * F  = 1.5 * 60  = 90 Nm   B) t = 10 sec w = 0 rad/sec (initial angular speed) W = 20…

Q: When the play button is pressed, a CD accelerates uniformlyfrom rest to 450 rev>min in 3.0…

A: The radius of the CD,   The mass of the CD,   The initial angular velocity,

Q: Two forces are applied to a doorknob perpendicular to the door. The first force is twice as large as…

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Q: A 200g mass is hung at the zero mark of a 25g meter stick.  If the pivot point is at the 10 cm mark,…

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Q: A sign for a pizza restaurant hangs from a 2.60-m long rod extended out from a building. A cable,…

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Q: 10.3 on each side is pivoted about an axis through point O at its center and per- pendicular to the…

A: F₁ = 18.0 N F₂ = 26.0 N F₃ = 14.0 N Axis of rotation is passing through point O.

Q: A mechanic is screwing a bolt and applies a force ?⃗ of magnitude 12.0 N to the end of the wrench.…

A: The torque τ be defined as, τ→=r→×F→r→=rFsinθ Where, r is distance. F is force.

Q: During a landing from a jump a 70 kg volleyball player with a foot of length 0.25 meters has an…

A: To find the moment arm of the anterior talofibular ligament, we can use the principle of torque…

Q: The tune-up specifications of a car call for the spark plugs to be tightened to a torque of 40 N⋅m.…

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Q: A uniform solid disk with a mass of 22.0 kg and a radius of 0.244 m is free to rotate about a…

A: The mass of the disk is 22 kg. The radius of the disk is 0.244 m. The applied forces are 90 N and…

Q: Don't use chat gpt It Chatgpt means downvote

A: Given:Fapp​=62.2 Nm=14.0 kg R=0.385 mLat magnitude of acceleration about Centre of mass be acmlet…

Q: CurrentAtemptmProgiess The figure shows a lower leg being exercised. It has a 49-N weight attached…

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Q: A mechanic applies a force of magnitude 340 N perpendicular to a wrench to lo a bolt. Calculate the…

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Q: A torque of 37.1 N mis appiled to an initial motioniess wheel which rotates around a fed axis. This…

A: Rotational mechanics.

Q: A merry-go-round accelerates from rest to 0.62 rad/s in 31s. Part A Assuming the merry-go-round is…

A: Given : Mass (M) = 3.10×10^4 kg; Angular acceleration (ω) = 0.62 rad/s Time (t)= 31s; Radius (r) = 8…

Q: If you increase twice the force and  decrease the arm 4 times in respect to the initial, what is the…

A: The initial torque of the object is, τi=Fr The final torque of the object is, τf=2Fr4

Q: A CD has a mass of 17g and a radius of 6.0cm.  When I settled I to a player, the CD starts from rest…

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Q: 10.7- A machinist is using a Figure E10.7 vrench to loosen a nut The vrench is 25.0 cm long, and he…

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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: 10kg rigid beam that is 3mlong is supported at each end. An8kg block is placed 2m fromsupport 1. How…

A: The objective of the question is to find the upward force exerted by each support on the beam to…

Q: O Resources Lx Give Up? Hint The wheels of a wagon can be approximated as the combination of a thin…

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Q: A solid sphere of radius 25cm & mass 25kg rotates about an axis through its center. Calculate its…

A: We need to compute-(a) Moment of inertia of solid sphere (I)=?(b) Torque (τ)=?The data given…