A torque acting on a rotary body fixed in place tends to produce   Group of answer choices projectile motion angular rotation. linear motion. free fall motion

Q: A disk is rotating about a vertical axis of rotation without displacing with an initial angular…

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Q: Which of the following describes the moment of the force? a. Torque is the ability of the force to…

A: Torque also known as moment of force is the rotational equivalent of force. Moment of force (τ) is…

Q: A 10kg ball with a 1.5-meter radius is initially at rest begins to roll and accelerate at a uniform…

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Q: A wrench is used to tighten a nut. A 15 Newton force is applied 9 centimeters from the axis of…

A: Given data:  Force (F) = 15 N Distance (r) = 9 cm = 0.09 m Required:  Torque (τ)

Q: Calculate the torque about the z-axis that is out of the page at the origin in the following figure,…

A: Forces are vector quantity.

Q: rotating body/system can be in equilibrium if   i. no angular acceleration. ii. it has constant…

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Q: A machine part rotates at an angular speed of 0.066 rad/s; its speed is then increased to 2.3 rad/s…

A: (a) The kinematic equation ωf2=ωI2+2α∆θrearrange∆θ=ωf2-ωI22α

Q: You are installing a new spark plug in your car, and the manual specifies that it be tightened to a…

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Q: solid disk of mass 45.0 kg and radius 2.50 m is accelerated from rest to spin at a rate of 4.0…

A: Given Mass m = 45 kg Radius R = 2.5 m Frequency f = 4 rev/s

Q: A 1.8-kg ball is tied to the end of a string.  The ball is then swung at a constant angular velocity…

A: Given data:  Mass (m) = 1.8 kg Constant angular velocity (ω) = 13 rad/s Radius of circular path (r)…

Q: 4. Calculate the net torque (magnitude and direction) on the beam in figure below about (a) an axis…

A: (a) The net torque on the beam about an axis through O perpendicular to the page.…

Q: 4. As the Earth orbits the Sun it moves faster when it is near the Sun and slower when it is further…

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Q: A dentist’s drill starts from rest. After 4.28 s of constant angular acceleration it turns at a rate…

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Q: A figure skater is spinning with her arms extended. She now pulls her arms close to her body. What…

A: According to the law of conservation of angular momentum, the angular momentum of the skater must be…

Q: A rotating disk with an angular velocity of 3 rev/s is brought to rest in 12 seconds by a constant…

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Q: A CD spins at a constant angular velocity of 5.0 revolutions per second clockwise. Which of the…

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Q: A body rotating about a fixed axis as the product of its moment of inertia about this axis and its…

A: Answer: a. Angular momentum

Q: A sphere ROLLS SMOOTHLY down the incline. What can we say for sure?  A) The normal force cancel the…

A: To determine A sphere rolls smoothly down the incline. What can we say for sure

Q: Figure below shows a rod that is free to rotate about its center of mass. A force F,= 16 N is…

A: Given, force (F1) = 16 N and angle = 60 degree. And force (F2) = 16 N and angle = 30 degree. And…

Q: A student is rotating at a constant angular velocity while holding two weights as shown.  If the…

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Q: A machine part rotates at an angular speed of 0.041 rad/s; its speed is then increased to 1.6 rad/s…

A: Given data The initial angular speed of the machine part is ωi=0.041 rad/s. The final angular speed…

Q: A 240 g , 22-cm-diameter plastic disk is spun on an axle through its center by an electric motor.…

A: Given:m=240 gm = 0.240 kgd=22cm=0.22mr=d/2=0.11 mωo=0 rad/sω=1700rpm = 1700*2π60 rad/s = 177.93…

Q: A object is rotating with a constant angular speed. If the angular speed if ever to change, а. a…

A: Given: The object rotates with a constant angular speed, which indicates that the angular…

Q: A 0.25 g uniform rod 12 cm long connects two solid spheres. The first ball has a mass of 0.5 g and a…

A: Given information: The mass and radius of the spheres: first ball:M1=0.5 g=5×10-4 kgR1=10 cm = 0.1…

Q: A grinder disc of mass 2.0 kg with 8.0 cm radius rotates at 500 rev/min. What is its rotational…

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Q: Kim opens the freezer filled with ice cream with a force of magnitude F = 43.0 [N]. What is the…

A: F=43 Nθ=55°d=-50 cmd=-5 m

Q: A 6.76 kg disk makes 4.00 rev starting from rest. Calculate the radius of the disk if it has a…

A: Write the expression for rotational kinetic energy.

Q: The fly wheel is an important mechanical element in machines that is used to increase the moment of…

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Q: Calculate the net torque about the axle of the wheel shown in the figure (Eigure 1). Assume that a…

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Q: A 6.76 kg disk makes 4.00 rev starting from rest. Calculate the radius of the disk if it has a…

A: The expression for rotational kinetic energy, KE=12Iω29.89=12×I×(4×2×3.14rad/s)2 I=0.0313kg/m2

Q: A solid cylindrical pulley with a mass of 1.30 kg and a radius of 0.230 m is free to rotate about…

A: Consider the free-body diagram of the pulley and the object as follows.

Q: 16. The moment of inertia ("rotational mass") of a propeller on a car is 6.67 kg m2. Calculate the…

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Q: 4. A 5 N force acts on a 2 m radius uniform rotating circular platform. The force acts at the edge…

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Q: A disk is rotating about a vertical axis of rotation without displacing with an initial angular…

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Q: A rotating door is made from four rectangular glass panes, as shown in the figure. The mass of each…

A: The magnitude of the door's angular acceleration. given, mass of each rectangular section of the…

Q: The drawing illustrates an overhead view of a door and its axis of rotation. The axis is…

A: Torque =Frsin(theta) theta = angle between line of force and plane of door. r = distance between…

Q: A small 550-gram ball on the end of a thin, light rod is rotated in a horizontal circle of radius…

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Q: TRUE OR FALSE 1. A rotating body can only have a constant angular momentum if its          angular…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: +, F. You use a wrench to turn a rusty nut. You place your hand at where the black dot is and apply…

A: Required  torque=?

Q: The uniform solid block in the figure has mass 27.6 kg and edge lengths a =0.971 m, b = 1.43 m, and…

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Q: The equation for torque depends on three things. Which of the following is not one of those…

A: Torque is given by : →ζ = →R ⊗ →F From the above formula , we can easily infer that the torque…

Q: This states that the torque exerted on an object is equal to the product of the object's moment of…

A: When a torque is applied to an object, then the object starts rotating with an angular acceleration,…

Q: wheel has a moment of inertia of 9.0 slug ft2. What constant unbalanced torque is required to…

A: Given, moment of inertia of wheel, I = 9.0 slug ft2initial angulalr speed, ωo = 3.0 revsfinal…