The force of friction always acts at an angle of 180 degrees relative to the motion of the object. True or False

Q: When two objects are in contact with no relative motion, which of the following statements about the…

A: When the two systems are in contact and moving relative to one another, then the friction between…

Q: Friction force is inversely proportional to the magnitude of the normal force exerted on an object…

A: Given Friction force is inversely proportional to the magnitude of the normal force exerted on an…

Q: An object has a mass of 40 kg . It accelerate in a horizontal surface at the rate of 6m/s^2. The…

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Q: If an object has constant velocity, then there are no forces acting on it. Group of answer choices…

A: Newton’s first law of motion: It states that a system or body remains in rest or in a state of…

Q: A 100 N wooden crate is pushed across a concrete floor. The friction forces is equal to 62 N. find…

A: Given :F=62 NN=100We know that the formula to the frictional force is ,F= μN

Q: A horizontal force F=60 N pushes a 3 kg block up a ramp. The ramp is inclined at an angle of 30…

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Q: A car is parked on a steep hill. What statement regarding friction acting on the car must be true? )…

A: The force of static friction is a type of force that acts between two surfaces and prevents those…

Q: A crate is sliding down a ramp that is inclined at an angle 34.8 ° above the horizontal. The…

A: Angle of slope (θ) = 34.8oCoefficient of kinetic friction (μk) = 0.34Let the mass of the crate = m…

Q: Box has constant velocty. The friction acting on it is: Choices: mg cos θ T sin θ zero T cos θ mg

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Q: If two surfaces are in contact and moving relative to one another, then the friction between them is…

A: SOLUTION AS

Q: The coefficient of static friction between hard rubber and normal street pavement is about 0.70 On…

A: Given,  μ=0.70 Force through which makes the car slide down is F=mgsinθ ......1 Friction force…

Q: A wooden block weighing 20 N is pushed along a rough horizontal surface at a constant speed by a…

A: The weight of the wooden block is W = 20 N. The horizontal force acting on block is F = 10 N. Assume…

Q: A 3.6 kg block is pushed along a horizontal floor by a force  F→ of magnitude 31 N at a downward…

A: (a)The equation for the magnitude of the kinetic frictional force is given by

Q: Two blocks, of weights 3.6 N and 7.2 N, are connected by a massless string and slide down a 30…

A: The net force on the first box,

Q: A force of 450 Newtons is needed to push a crate across a horizontal floor at a constant speed. The…

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Q: Three forces, F1=2Ni+3Nj, F2=-10Nj and F3=3Ni+1Nj-5Nk, act on a particle. Find the net force on the…

A: Given data:  Three forces  F1→=2 Ni^+3 Nj^F2→=-10 Nj^ and F3→=3 Ni^+1 Nj^-5 Nk^ Required: Net force…

Q: Friction force will always act parallel to the surfaces in contact with each other Group of answer…

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Q: A force is applied to accelerate an object on a smooth icy surface. When the force stops, which of…

A: There are no forces either because we're told that this is a smooth surface and icy so there's no…

Q: The tangent of the angle of friction is called O Normal force O Belt friction O Coefficient of…

A: Answer: Coefficient of friction

Q: True or False) If an object is moving right and a frictional force is acting on the object, then the…

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Q: The normal force exerted on an object is always equal to the object's weight. True False

A: about normal force

Q: Two forces, F and F, are acting towards opposite directions. The resultant force, F, has the same…

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Q: and

A: Expression for the friction force is  F=μN Friction force is directly proportional to the normal…

Q: A 4.00kg block rests on a 30.0o incline.if the coefficient of static friction between the block ad…

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Q: When a mass of body tending to move on a rough surface, a counter-acting force is produced against…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: A block with a mass of 4.83 kg is at rest on an inclined surface. The surface makes an angle of…

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Q: Friction between surfaces that slide over each other is called kinetic friction, whereas friction…

A: Please see the answer below

Q: Three forces act on a moving object. One force has a magnitude of 80.7 N and is directed due north.…

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Q: A physics textbook is placed on an inclined slope with an adjustable angle a. The coefficients of…

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Q: barge is pulled by two tugboats. If the resultant force exerted by the tugboats is 5kN force…

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Q: Normal forces and frictional forces are always... A. parallel to surfaces B. Perpendicular to…

A: Normal forces as the name suggests are the forces which are normal to the surface and these are…

Q: 37.5 kg block is pushed at a constant speed up a 24.0° incline by an applied force parallel to the…

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Q: A 2 Mg block is pulled upward parallel to the inclined plane at an angle of 36 degrees. Coefficient…

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Q: At an animal circus show, a 689 kg sea lion slides down a wet slide inclined at an angle of 30° to…

A: Given data: Mass (m) = 689 kg Angle (θ) = 30°, to the horizontal  Coefficient of friction (μ) =…

Q: A 56 lb mass rest on a horizontal surface. The force needed to move it along the surface is 20lb.…

A: The force due to static friction is, Fs=μsN=μsmgμs=Fmg The mass of the object in kg is, m=56 lb0.454…

Q: Calculate the net force acting on a 1.5 kg object that is being pushed to the right with a 3 N force…

A: Newton's second law of motion states that the acceleration of an object is directly proportional to…

Q: You are trying to move a large cabinet across the floor. you push the cabinet but it does not move.…

A: The frictional force is the force that is acting between two surfaces , that is for example,…

Q: Friction is a force that acts in the ___ direction of the intended motion of an object. *   a. same…

A: Fricition It is a force between two surfaces that are sliding, or trying to slide with respect to…

Q: A 3.2 kg block is pushed along a horizontal floor by a force  of magnitude 32 N at a downward angle…

A: a)Frictional force is,

Q: a block weighing 130 N slides down a plane inclined at an angle of theta = 34 degrees. The…

A: Given :- weighing of block  = 130 N   1N = 0.10197 kg  therefore 130 N = 130 * 0.10197 Kg = 13.2561…

Q: The following forces are applied to a body. What is the magnitude and direction of the resultant…

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Q: A block is pulled at a constant speed along a tough level surface by a rope that makes an angle of…

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Q: Which of the following is TRUE about the friction force between two surfaces? Mark only one. The…

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Q: A force tends to cause an object to accelerate.The force and the resulting acceleration have   a.…

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Q: normal force, that is applied by the surface, is always opposite of the weight of the object acting…

A: The normal force is the force that surfaces exert to prevent solid objects from passing through each…

Q: An object is moving forward with a constant velocity. Which statement about this object MUST be…

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Q: An 800 kg car exerts 4000N of applied force on a level road while being opposed by 700 N of…

A: Given: mass of car, m = 800 kg  applied force, F = 4000 N force of friction, f = 700 N

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: