The bolts on a car wheel require tightening to a torque of 28.5 N∙m. If a 30 cm long wrench is used, what is the magnitude of the force required when the force applied at 30° to the wrench? A) 380 N B) 190 N C) 19 N D) 38 N

Q: A heavy concrete panel is being lifted into position in a building by means of a crane (see figure…

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Q: 4. A person is trying to loosen a bolt with 195 N of force using a 19 cm long wrench by applying the…

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Q: You push on an open door, 1.52 m away from the hinges. If you push with a 116 N force at an angle of…

A: Torque can be expressed as τ=r×F

Q: If the net force applied to an object is zero, what can be said about the net torque? a.) It can…

A: Torque can be expressed as τ=r×F

Q: Asmal hall of mass 1.5 kg is attached to one end of a 1.30-m-long massless rod, and the other end of…

A: Mass of ball =1.5 Length of rod = 1.3m θ = 21°

Q: Two equal forces are applied to a door. The first force is applied at the midpoint of the door; the…

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Q: A force of 200 N is applied perpendicularly to and at the end of a wrench 0.4 m long. Compute for…

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Q: What can be done to produce more torque with the same force? A. Remove level arm B. Shorten level…

A: To produce more torque with the same force , we can transfer the fulcrum .

Q: The length of a bicycle pedal arm is 0.139 m, and a downward force of 148 N is applied to the pedal…

A: Given Length of the pedal is l=0.139 m Applied force is F=148 N Angle of the arm of the pivot with…

Q: he bolts on the cylinder head of an engine require tightening to a torque of 76 m⋅N. If a wrench is…

A: Write the equation for torque.        τ=rFsinθ       I Here, τ is the torque, r is the radius, F is…

Q: 1) To loosen a pipe fitting, a plumber slips a piece of scrap pipe (a “cheater") over his wrench…

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Q: A lever is used to lift a boulder. The fulcrum is placed 1.60 m away from the end at which you exert…

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Q: A bicycle pedal is pushed by a foot with a 60-N force as shown. The shaft of the pedal is 18 cm…

A: Given: Magnitude of force F = 60 N length of shaft l = 18 cm = 0.18 m.

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: ah object to remain static, what two conditions must be true? A) Sum of integers = 0 %3D B) All…

A: Let an object be at static state, no linear or angular motion. It will not get any linear motion if…

Q: A force of 10 N is needed to set a 250 N box across the floor. What is the coefficient of friction…

A: Please note : As per answering guidelines I can answer the first question only. Since this is not a…

Q: 2. A uniform beam of length L weighs 400 N and holds a 600 N object as shown in the figure. Find the…

A: Given   Weight of beam, W =  400 N  Length of beam, L  Force on Object , F = 600 N   Forces of…

Q: Which of the following statement below is possible? Justify A. A large force to produce a small or…

A: Torque  τ→=r→×F→τ=rFsinθ Here, τ is the torque, F is the force applied, r is the distance between…

Q: A non-uniform beam extends horizontally from x = 0 m to x = 6.5 m.  The linear mass density of the…

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Q: A metal disc is acted on by a number of forces. The forces areal in the plane of the disc and the…

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Q: - Why can't you open a door by pushing on its hinged sides? A. the distance r to the axis of…

A: Why can't you open a door by pushing on its hinged sides?

Q: 3) Two equal forces are applied to a door at the doorknob. The first force is applied perpendicular…

A: Torque is the moment of force.  τ→ = r→×F→

Q: 7. Two equal forces are applied to a door at the doorknob. The first force is applied perpendicular…

A: Angle made by the first force with the door's plane, x1 = 90o Angle made by the second force with…

Q: 1. In the figure below, forces A, B, C & D each have magnitude 50N and act at the same point on the…

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Q: At the presentation ceremony, a championship bowler is presented a 1.58-kg trophy which he holds at…

A: (a) Consider the illustration of the problem as shown below:     Here, r is the given arm’s length,…

Q: In this experiment, if, say 20 kg are placed on the left side, can the plank be balanced with only…

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Q: A 95 N force exerted at the end of a 0.35 m long torque wrench gives rise to a torque of 15 N⋅m.…

A: The exerted force at the end of the wrench, F=95 N   The length of the wrench handle, r=0.35 m   A…

Q: The torque caused by a force F applied at a distance r from the axis of rotation, is given byr-rFsin…

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Q: [06] The fishing pole in the figure makes an angle of 20.0° with the horizontal. Determine (a) the…

A: Given:- L = 2.0 m fishing pole makes 200 with horizontal. To determine:- the magnitude of vertical…

Q: The biceps muscle exerts a vertical force of 7090 N on the lower arm. Calculate (a.) The torque…

A: Given : F = 7090 N r = 5.0 cm = 0.05 m

Q: 26. A worker applies a torque to a nut with a wrench 0.500 m long. Because of the cramped space, she…

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Q: A 21.3 kg door that is 1.06 m wide opens slowly as a pull of constant magnitude 46.3 N is exerted on…

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Q: Wolverine has an arm that is 1[m] long and claws that are 0.5[m] long. He's trying to knock over a…

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Q: A plumber unable to loosen a pipe fitting, slips a piece of scrap pipe (a "cheater") over his wrench…

A: Given,  Angle A = 19° Force F = 900 N Length of the handle r = 0.8 m

Q: You open a door by applying a force 1/2 m away from the hinge. The torque you applied was 100 N⋅m.…

A: Given Data:- Applied torque on the door is  τ=100 N.m Distance between the applied force from the…

Q: A door has a width of 1 m. The hinge attaches the door on the left. Andrea pushes on the right end…

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Q: As shown in the figure below, a bicycle wheel is at rest against a curb. If the wheel has a radius…

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Q: You apply force on a wrench to loosen a pipe. If the wrench is 25 cm long and you apply 150 N at an…

A: Given data The length of the wrench is given as r = 25 cm. The force applied on the wrench is given…

Q: A 21.3 kg door that is 1.06 m wide opens slowly as a pull of constant magnitude 46.3 N is exerted on…

A: Given Mass of door = m = 21.3 kg Width of door = 1.06 m Friction force applied by hinge of constant…

Q: If the sum of all torques on an object in equilibrium is zero about a certain point, then it is A)…

A: Since you have posted a question with multiple sub-parts, as per our guidelines we will solve first…

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

A:

Q: 4. Three forces are acting on a rectangular block of wood as shown, with a pivot in the lower-left…

A: GivenThree forces are acting on a rectangular block

Q: A door has a width of 1 m. The hinge attaches the door on the left. Andrea pushes on the right end…

A: Torque is a twisting or turning force that tends to cause rotation around an axis, which might be a…

Q: Complete the following statement: When determining the net torque on a rigid body, only the torques…

A: Option e is the right answer  Internal and external forces are considered

Q: A baseball player holds a 38.1 oz bat (weight 10.6 N) with one hand at the point 0 as shown in the…

A: In equilibrium, the force exerted by player on bat must be equal to the weight of bat. Both forces…

Q: As a swimmer pulls his arm through the water, various muscles exert forces on the upper arm. The…

A: Given data D=33cm = 0.33m d=7.30cm = 0.073m Fhand = 119 N

Torque

Torque is the rotational equivalent of linear force in physics and mechanics. Based on the course of study, it is also known as the moment of force, rotational force, or turning effect.