A documentary shows try to pull a crocodile out of the swamp using a rope at an angle of 300 above the horizontal. How hard the man pulls to keep it moving with constant velocity? Assume that the weight of the crocodile is 500 N, and the coefficient of kinetic friction is equal to 0.4

Q: In the figure, a crate of mass m = 89 kg is pushed at a constant speed upa frictionless ramp (0 =…

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Q: 4. A block of mass m = 0.5 kg is kicked so that it slides up a ramp inclined at an angle 0 = 30°. At…

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Q: A 10-kg object is moving horizontally with a speed of 3 m/s. How much net force is needed to keep…

A: M= 10kg  Moving with 3 m/s

Q: 3. Two masses, 4.0 kg and 6.0 kg, are connected by a “massless" rope over a "frictionless" pulley as…

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Q: The horizontal surface on which the objects slide is frictionless. If M = 1.0 kg and the magnitude…

A: Given values:- M=1 kg -----(1) Force of the small block on the large block,(F0)=5.2 N -----(2) Now…

Q: In the figure, a crate of mass m = 109 kg is pushed at a constant speed up a frictionless ramp (0 =…

A: mass (m) = 109 kg θ = 29osurface = frictionless speed = constant

Q: 125 kg rocket has an engine that generates a steady vertical force of 1720 N. A 15.5- N electrical…

A: Given values:- Mass of the rocket,(m)=125 kg ----(1) Vertical force,(F)=1720 N ----(2) Electrical…

Q: A woman is standing on a steep hillside in the rain and is not moving. A sudden gust of wind blows…

A: Required : Why does not slide down the hillside.

Q: Cabinet of mass (40 kg) rests on a rough horizontal floor. If you pulled the cabinet with a…

A: Here given the mass of cabinet is 40 kg. It pulled by a horizontal force 200 N. The coefficient of…

Q: If he were to repeat this process by pulling the rope at an angle of 20° above the horizontal, the…

A: The free body diagram of the box with the applied force at an angle is shown below The force which…

Q: A box of mass 40 kg, initially at rest, is pushed by a horizontal force of 200 N for 6 sec. The…

A: Given Values -  Mass of box (m) = 40 Kg  Horizontal force = 200 N  Friction force = 20 N  Time (t) =…

Q: Calculate the magnitude of the normal force on a 20.2 kg block in the following circumstances.…

A: (a)Consider the free body diagram.

Q: (5.2.40) Two masses, mi = 4.0kg and m2 = 6.0kg, slide down an incline as shown below. The incline…

A: Given that:m1=4.0 kgm2=6.0 kgθ=35°μ1=0.3 μ2=0.5

Q: bäi A 10 kg object is to be given an upward acceleration (a) of 1 m/sec^2 by a rope pulling straight…

A: Given data: Mass of object is, m=10 kg. Magnitude of upward acceleration is, a=1 m/s2.

Q: A car is traveling at 60.0 km/h on a flat highway. (a) If the coefficient of friction between road…

A: Given data The initial speed of the car is vi = 60 km/hr. The coefficient of friction between road…

Q: A fisherman casts his bait toward the river at an angle of 25°. As the line unravels, he notices…

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Q: An athlete pulls box E using an inextensible rope P while being resisted by another inextensible…

A: when the box is moving on the surface and the normal force on the box by the surface is N  and the…

Q: In the figure, a crate of mass m = 121 kg is pushed at a constant speed up a frictionless ramp (0 =…

A: Concept of mechanics and Newton's 2nd law used here.

Q: The figure below is for a 6 kg box on a horizontal floor. Initially, you are pushing horizontally on…

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Q: m2 1. A force F=100N is applied at an angle 0=60° with the horizontal to a small block of mass…

A: “since you have posted a question with multiple sub-parts, we will solve first three sub- parts for…

Q: 2. A 4.0 kg block is pulled along a horizontal surface with an applied force of F=20 N and 0=30°.…

A: a. The free-body diagram for the given condition is,

Q: A student decides to move a box of books into her dormitory room by pulling on a rope attached to…

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Q: Solve problems about the Newton Law of Motion The 125 kg rocket has an engine that generates a…

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Q: A student decides to move a box of books into her dormitory room by pulling on a rope attached to…

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Q: A 28 kgkg suitcase is being pulled with constant speed by a handle that is at an angle of 25 ∘ above…

A: Given data The mass of the suitcase is: m = 28 kg The angle above the horizontal is: ϕ=25° The…

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 4 kg box is next to a 2 kg box on a rough horizontal surface. The coefficient of static friction…

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Q: The figure shows a container of mass m, = 3.2 kg connected to a block of mass m, by a cord looped…

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Q: A6N force and an 8 N force act concurrently on a box located on a frictionless horizontal surface.…

A: Let us consider that the mass of the box is 1 kg. In this case, the angle between the forces is…

Q: In the figure, a crate of mass m = 92 kg is pushed at a constant speed up a frictionless ramp (θ =…

A: (a)Since the crate is pushed at a constant speed so that acceleration is zero, the net force acting…

Q: In the figure, a crate of mass m = 80 kg is pushed at a constant speed up a frictionless ramp (0 =…

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Q: 2. A man is pulling a crate that has a mass of 50kg and it attains a velocity of 4 m/s after moving…

A: Given Mass of the crate is m=50 kg Final velocity of the crate is vf=4 m/s Angle of the applied…

Q: A shopper in a supermarket pushes a loaded cart with a horizontal force of 11 N. The cart has a mass…

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Q: A person pushes on a 60-kg refrigerator with a horizontal force of -270 N; the minus sign indicates…

A: Diagram, Given,           Refrigerator mass, m=60 kg           Applied horizontal force, FH=-270 N…

Q: A 50.0kg object is pushed across a level surface with a diagonal force of 550 N causing it to move…

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Q: A person pushes on a 63-kg refrigerator with a horizontal force of -270 N; the minus sign indicates…

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Q: A block sets on a rough (), horizontal surface. When the forces F,= 30 N and F;= 10 N are applied on…

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Q: A man is exerting a constant 150 N horizontal force to push a 20 kg wooden crate upwards along a…

A: Mass of the crater M=20 kg, inclination of ramp is 30o, coefficients of static and kinetic frictions…

Q: In the figure, a crate of mass m = 90 kg is pushed at a constant speed up a frictionless ramp (8 =…

A: Given data: Mass of the object, m=90 kg Angle, θ=27o (a) Applying Newton second law long x – axis:…

Q: In the figure, a crate of mass m = 99 kg is pushed at a constant speed up a frictionless ramp (0 =…

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Q: Problem Solving Emily is flying off to Paris. Unfortunately, the wheels of her luggage fell off. So,…

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Q: In the figure, a crate of mass m= 107 kg is pushed at a constant speed up a frictionless ramp (0 =…

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Q: In the figure, a crate of mass m = 83 kg is pushed at a constant speed up a frictionless ramp (0 =…

A: ( a )   Given that: θ=32° m=83 kg Resolve the horizontal components, Newton's second law applied to…

Q: of the following statements is true about the forces acting on the block? Explain answer.

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Q: Each of the first team's members has an average mass of 72 kg and exerts an average force of 1350 N…

A: Force on a body is defined as : F=Ma where F= Force  M= mass of the body a= acceleration of the body…

Q: A woman at an airport is towing her 15.0 kg suitcase at constant speed by pulling on a strap at an…

A: Given values:Weight of the suitcase, m = 15 kgForce on the strap, F = 38.5 NFriction force on the…

Q: 2. To push a 25 kg wooden box up a 30O inclined plane, a man exerts a force of 150 N parallel to the…

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Q: Please help me to draw a free body diagram.....PLEASE label the arrow coreectly by using mg, T, a,…

A: Given: mass of the object = m = 8.5 kg inclination angle = 30o.

Q: A 25 kg box is on a 35° hill with a coefficient of friction of 0.1 and an additional applied force…

A: Mass of box, m = 25 kg Angle of hill, 35 degrees  Co efficient of friction = 0.1 Force applied…

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: