1. Two known forces F₁ = 3.85 N at 78.0° below the positive x-axis and F₂ = 3.25 N at 35.0° above the negative x-axis are acting on an object. What is the magnitude of the third force F3 so that the acceleration of the object is zero? N

Q: 9. A 102 kg crate is being pushed across a level floor at a constant speed by a force of 300N…

A: Given: The mass of the crate is 102 kg. The force applied is 300 N. The angle is 20 degrees.

Q: -8. A block that weighs 60 N is initially at rest on a horizontal surface. A horizontal force F, of…

A: Solution:   Given Values, Weight of the block(W)=60 N Horizontal force(F1)=22 N Vertical force=F2…

Q: 1. Three blocks, with masses m1 5.10 kg, and m3 kg, are pulled on a horizontal frictionless surface…

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Q: 1. Four blocks, with masses m₁ = 5.70 kg, m2 = 5.00 kg, m3 = 7.30 kg, and m4 = 7.90 kg, are pulled…

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Q: FB B Two children are fighting over a toy box of mass m = 35.0 kg in a sand box. Child B pulls at an…

A:

Q: Consider a 25 kg barrel is lifted upwards while hanging to a rope. If the barrel accelerates upwards…

A: Given  Mass of barell m=25 kg  Acceleration of barrel a=6m/s2 Acceleration due to gravity g=9.8 m/s2…

Q: Only two horizontal forces act on a 3.0 kg body that can move over a frictionless floor. One force…

A:

Q: A person pushes horizontally with a force of 245 N on a 54 kg crate to move it across a level floor.…

A: Given Force acting on the object (F) = 245 N Mass  (m)                                = 54 kg…

Q: None

A: Step 1:Step 2:Certainly. I'll explain the solution part by part, going through each step in…

Q: 7 IR- 2 W S 7 X 9. A 37.0 kg box is being pulled by a person across a horizontal floor with a force…

A:

Q: A4 kg block is sliding down a vertical wall while being pushed by an external force as shown in the…

A: Draw the free-body diagram of the block.

Q: 1. Two men are sliding a 100-kg crate up an incline. If the lower man pushes horizontally with a…

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Q: 1. A contestant in a winter sporting event pushes a 45-kg block of ice across a frozen lake as shown…

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Q: A chair of weight 70.0 N lies atop a horizontal floor; the floor is not frictionless. You push on…

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Q: 8. Two adults and a child want to push a cart in the direction marked x in the Figure. One adult…

A: The force responsible to push the cart for both the adults would be  80cos(45) = 56.57N  120cos(60)…

Q: A wracking ball is suspended below two cables each at an angle with the horizontal. The left cable…

A: We need to find the magnitude of tension T2.

Q: E.) What is the tension at the botom of the горе? F The force is upward. Neglect the air resistance…

A: Given data: The upward force is, F = 200 N Mass of the upper block is, m1= 6 kg The mass of the…

Q: Ꮎ m₂ m1 The figure shows two blocks 1 and 2 connected by a cable. The weight of block 1 is 6 lb…

A:

Q: A man pushes a box of weight W1E with a constant horizontal force N1H: The floor surface is rough…

A: Answer: Given: The weight of the box is W1E. The horizontal force is N1H. The frictional force is…

Q: Ꮎ B F₁ Two crates, A and B, are attached to a rope that makes an angle = 27° with the vertical. The…

A: The mass mA=13 kg The mass mB=5.60 kg The force F1=36 N The angle θ=27° The diagram is shown below,…

Q: 3. To keep a large crate moving across a rough floor, you push down on it at an angle 0 = 28°, as…

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Q: A crate of mass 24.7 kg rests on a level surface, with a coefficient of kinetic friction 0.187. You…

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Q: Two blocks, M₁ and M2, are connected by a massless string that à passes over a massless pulley, as…

A: Given data- Mass of the first block is M1=2.25 kg Angle of inclination for M1 is θ1=45.5∘ It has a…

Q: B. how much tension must a cable withstand if it is used to accelerate a 120 kg car vertically…

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Q: How much friction must be present?

A: All questions are answered below

Q: À wracking ball is suspended below two cables each at an angle with the horizontal. The left cable…

A:

Q: Two blocks M2-2M₁ = 4 kg are attached to the ceiling of an elevator cabinet and are connected by…

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Q: What is the net work done on the safe by forces and during the displacement? During the…

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Q: QUESTION 21 A block of mass M is suspended at rest by two strings attached to walls, as shown in the…

A: Q.11  Kyle's  true weight (wo) = 600 N  apparent weight (wap) = 500 N  Weight is given as :- w = m g…

Q: m m2 An object of mass m1= 5kg placed on a frictionless, horizontal table is connected to a string…

A:

Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”