Three boxes with masses m1= 1.5 kg, m2= 5.9 kg and m3= 7.9 kg are in contact with one another on a smooth frictionless surface, pushed by a 46 N force F⃗ pushF→push.  What is the magnitude of the acceleration of block 1?  6.22 m/s2m/s2  3.01 m/s2m/s2  4.69 m/s2m/s2  30.7 m/s2m/s2 How does the size of the normal force that 2 pushes on 1 with compare with the size of the normal force that 1 pushes on 2 with?  2 pushes on 1 more than 1 pushes on 2  2 pushes on 1 less than 1 pushes on 2  2 pushes on 1 just as much as 1 pushes on 2

Q: A horizontal force Fa = 100 N pushes two blocks up a frictionless 30?? incline, as shown. The masses…

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Q: In the figure m = 2.0 kg and the coefficient of kinetic friction between the block and the inclined…

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Q: heavy metal tray with mass 25.0 kg tray lies on a table. On top of the tray is another stone with…

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Q: An object has an acceleration of 12.0 m/s/s. The net force acting on the object is tripled while the…

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Q: A mass m1 = 6.4 kg rests on a frictionless table. It is connected by a massless and frictionless…

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Q: You are pulling a 100-kg crate along the floor. The coefficient of static friction between the crate…

A: Solution:-Given thatmass of crate (m)=100 kgcoefficient of static friction (μs)=0.55coefficient of…

Q: A 3.0 N force and a 5.0 N force are acting in opposite directions on the same 5.0 kg ball. What is…

A: Given : F1 = 3 N F2 = 5 N m = 5 kg

Q: Two people each have a mass of 65 KG.They are both in an elevator that has a mass a 400 KG. when the…

A: Mass of each person = 65 kg Number of persons = 2  Total mass of persons = 2×65   = 130 kg  Mass of…

Q: The table below represents the data found by dragging solid brass weights across a desk with a…

A: Friction Force (f)=μN    where, μ=friction coefficent            N=Normal Force  based on the given…

Q: A particle experiences exactly two forces ->           ^                ->           ^            ^…

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Q: m₁ 30° Acceleration: Tension: N 60⁰ Two blocks of masses m1 = 4 kg and m2 = 4 kg are on either side…

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Q: A block m1 = 10.0 kg rests on another block m2 = 50.0 kg. Block m1 is pushed at a respective angle…

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Q: A 1.5-kg mass has an acceleration of (4.0i - 3.0j) m/s². Only two forces act on the mass. If one of…

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Q: A 6 kg block slides on a frictionless 30° inclined plane. A force F = 20 N parallel to the incline…

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Q: A student tries to push a 30 kg desk across the room. She pushes at a downward angle of 33.2°…

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Q: A 45 kg block hanging on a string is pulled upward by the string with an upward acceleration of 3.6…

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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: A box of weight 200 N is at rest on a floor where ??=0.4μs=0.4.  A rope is attached to the box and…

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Q: A 2.73 kg mass is sliding across a horizontal surface while being pushed on by an applied force of…

A: Mass of an object ,m = 2.73 kgApplied force  on body,F = 19.4 N i acceleration of the mass =  3.62…

Q: A block of mass 22 kg moves up a 32 degree inclined plane by being pulled by a string attached to a…

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Q: We start with some review problems A crate of mass 27.1 kg rests on a level surface, with a…

A: Given Data : The mass of the crate is given as m = 27.1 Kg. The force applied to the crate is given…

Q: A 5.0 kg dog sits on the floor of an elevator that is accelerating downward at 6.00 m/s2. What is…

A: Given data:  Mass (m) = 5 kg Acceleration (a) = 6.00 m/s2, downward Required: The magnitude of the…

Q: A mass of 1.1 kg lies on a frictionless table, pulled by another mass of 3.8 kg under the influence…

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Q: Homework: Enlarged Earth Please answer the following question(s): 1. If you enlarged the earth…

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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: A crate of mass 20.9 kg rests on a level surface, with a coefficient of kinetic friction 0.225. You…

A: Given: The  mass of the crate is 20.9 kg. The applied force is 244 N. The coefficient of the kinetic…

Q: A crate of mass 48.1 kg rests on a level surface, with a coefficient of kinetic friction 0.202. You…

A: Given Mass of crate = 48.1 kg Coefficient of kinetic friction = 0.202 Applied force = F = 239 N We…

Q: The forces in the figure act on a object of mass m = 1.6 kg. What is the value of ay the y-component…

A: Given: The mass of the object is 1.6 kg.

Q: A locomotive pulls 10 identical freight cars of mass m = 1.0 x 105 kg with an acceleration of a =…

A: Given value--- m = 1 × 105 kg. acceleration = 4 m/s2.  We have to find--- F2,3 ? F8,9 ?

Q: A 3.00 kg mass is initially at rest on a horizontal surface. It takes a minimum force of 16.0 to set…

A: See below

Q: 2. A person stands on a bathroom scale in a motionless elevator. When the elevator begins to move,…

A: The scale reading of the person is 1.38  times the normal reading

Q: A car uniformly accelerates from 0 to 29.0 m/s. A 80.0-kg passenger experiences a horizontal force…

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Q: What is the acceleration of the stack? 0 What is the net force on block 1? 0

A: Acceleration of the stack:Since the surface is frictionless, the only force acting on the stack is…

Q: is pushed across the floor with a force F  of  44.0 N at an angle of ?=51.3∘ .  The mass of the mop…

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Q: A block is pushed up a frictionless 30° incline by an applied force as shown. If F = 25 N and M =…

A: The correct answer is option (A) i.e. 2.3 m/s²

Q: Two boxes are at rest on a smooth, horizontal surface. The boxes are in contact with one another. If…

A: What is masses of box 1 and 2

Q: 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…

A: Given data: Force 1, F1=3.85 N at 780 below the positive x-axis Force 2, F2=3.25 N at 350 above the…

Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.