1. When a 25-kg crate is pushed across a frictionless horizontal floor with a force of 200N, directed 20° below the horizontal, the magnitude of the normal force of the floor on the crate is:

Q: 2. Find the values of P and F so that the four forces shown in the figure produce an upward…

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Q: A woman holds a book by placing it between her hands such that she presses at right angles to the…

A: The Static friction is given by the formula with respect to the force is given as, Fs≤μsFN The…

Q: A 50.7 kg box is resting on a horizontal floor. A force of 317.1 N directed at an angle of 34.1°…

A: Given;-  The mass of the box is m = 50.7 kg  A force of 317.1 N directed at an angle of 34.1° below…

Q: Calculate the force (W) required to pull an object of mass 100 kg on a frictionless horizontal plane…

A: Given data: The mass of object is m=100 kg. The speed is constant with value v=5 m/s. The applied…

Q: Problem 2: A farmer is using a rope and pulley to lift a bucket of water from the bottom of a well…

A: Given, hy = 14.5 m Force applied, F1 = 49.5 N total mass of the bucket with water, mb + mw = 3.5 kg

Q: A force of 300 N is applied to a 20 kg crate at an angle of 30o below the horizontal. Determine the…

A: Given data: Magnitude of force is, F=300 N. Mass of crate is, m=20 kg. Angle with horizontal is,…

Q: An object of mass m = 3 kg is on a horizontal plane. The static and kinetic coefficients of friction…

A: According to Newton's second law of motion , the net acceleration of an object is calculated as the…

Q: A man pulls a 50kg box horizontally from rest while exerting a constant horizontal force, displacing…

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Q: The crate has a weight of W = 350 lb and the coefficient of static Friction between the crate and…

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Q: 1. What is the magnitude of the net force produced by a 3 N force and a 4 N force when the forces…

A: F1 = -3 N F2 = 4 N Fnet = ?

Q: -kg man jumps 1.00 m down onto a concrete walkway. His downward motion stops in 0.04 seconds. If he…

A: Here, we calculate the given as follow;

Q: A 25.0-kg box of textbooks rests on a ramp that makes an angle with the horizontal. The coefficient…

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Q: 2) A 65 kg woman is horizontal in a push-up position. What are the vertical forces acting on her…

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Q: An applied force of 6.2 N acts on a 2.1-kg object, pushing it horizontally across a surface where…

A: Given data :- applied force F = 6.2 N mass m = 2.1 kg coefficient of kinetic friction μk= 0.15

Q: Our 10.0kg mystery box rests on a horizontal floor. The coefficient of static fraction is 0.40 and…

A: Given : Mass of a box (m) = 10kg coefficient of static fraction (us) = 0.40  coefficient of kinetic…

Q: A 23 kg child goes down a straight slide inclined 38° above horizontal. The child is acted on by his…

A: Solution: Consider the free-body diagram of the system as shown below:…

Q: You are pulling a string with a force of 209N attatched to a heavy box of mass 27Kg across your…

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Q: A sphere of mass 4.9 x 10-4 kg is suspended from a cord. A steady horizontal breeze pushes the…

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Q: 12) If a person weighs 882 N on the surface of the earth, at what altitude above the earth's surface…

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Q: A 15.0 kg box is being pulled along level ground by a 75.0 N force that is directed at an angle of…

A: Given data: The mass of box is m=15 kg. The force applied is F=75 N. The angle of above horizontal…

Q: A 15.0 kg box is being pulled along level ground by a 75.0 N force that is directed at an angle of…

A:

Q: 3.82 A landscaper tries to plumb a tree by applying a 54-lb force as shown. Two helpers then attempt…

A:

Q: A 18.0-kg crate is being pushed across a level frictionless horizontal floor by a force 150 N at an…

A: Given: Fp = 150 N initial angle a =20o mass m = 18 kg final angle b = 30o

Q: 27. Consider a large truck carrying a heavy load, such as steel beams. A significant hazard for the…

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Q: A cart for hauling ore out of a gold mine has a mass of 431 kg, including its load. The cart runs…

A: Given,mass of the cart, m = 431 kgangle, θ= 4.67°force by donkey, F = 434 Ndistance, d = 155 mφ =…

Q: During a storm, a tree limb breaks off and comes to rest across a barbed wire fence at a point that…

A: Given,Downward force exerts by limb, Fd = 292 NTension in the left section of the wire,TL = 412 N at…

Q: A 19.0 Ib box is placed on the ground. (a) What force (in Ib) does the ground exert on the box?…

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Q: A heavy crate is suspended from two ropes as it is lowered from a high shelf to the floor at a…

A: SOlution: Given that T = 950 N angle1 = 28.2 degrees angle2 = 33.7 degrees

Q: A 4.5-kg block rests on a rough horizontal table with a rope attached to it. The coefficient of…

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Q: Listen When a 54.0-kg crate is pushed across a frictionless horizontal floor with a force of 240.0…

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Q: A cart for hauling ore out of a gold mine has a mass of 431 kg, including its load. The cart runs…

A: It is given that, m=431 kgθ1=4.85oF=445 Ns=185 mθ2=14.9oμ=0.0173g=9.81 m/s2

Q: A box is suspended by a rope. When a horizontal force, F = 500N, acts on the box, it moves to the…

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Q: Calculate the force (W) required to pull an object of mass 100 kg on a frictionless horizontal plane…

A: Given  Mass of the object (M) =100 kg. Block is moving on a frictionless horizontal surface when a…

Q: A heavy particle of mass 0'50 kg is hanging from a string fixed with the roof. Find the force…

A: Given : Mass (m) = 0.50 kg and gravitational acceleration (g) = 9.8 m/s²

Q: Calculate the magnitude of the normal force on a 15.0-kg block in the following circumstances: (a)…

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Q: F, pull 5. A 15.0 kg box is being pulled along level ground by a 75.0 N force that is directed at an…

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Q: 90° The 180 lb rock climber is lowered over the edge of the cliff by his companions, who together…

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Q: A chair of weight 75.0 N lies atop a horizontal floor; the floor is not frictionless. You push on…

A: Taking 'N' to be the normal force acting on the chair. The various forces acting on the chair…

Q: Listen When a 17.0-kg crate is pushed across a frictionless horizontal floor with a force of 270.0…

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Q: 4.9 · A box rests on a frozen pond, which serves as a friction- less horizontal surface. If a…

A: According to the Newton’s second law of motion, the equation can be written as F=mam=Fa…

Q: A girl is sledding down a slope that is inclined at 30.0° with respect to the horizontal. The wind…

A: Given data: Steady force, F=105 N Mass of the girl and sled, m=65 kg Coefficient of kinetics…

Q: ■ 1. A 2,000 kg car is on an inclined slope at an angle of 30° with the horizontal

A: We are authorized to answer one Question at a time, since you have not mentioned which question you…

Q: A 10 kg-block is suspended by two ropes. Each rope makes an angle of 45 to the horizontal. What is…

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Q: 12. A 20kg mass is suspended from a horizontal ceiling by two chains. One of the chains makes an…

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Q: 9. An airplane is traveling at 180 m/s and performs a vertical loop in 23.0 s. Determine the force…

A: Given : v=180m/s, T=23 s Angular velocity: ω=2πT= 0.273 rad/sec v=ωR R=vω=1800.273=659.34 m At the…

Q: 42 Suppose the coefficient of static friction between the road and the tires on a car is 0.60 and…

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Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows: