15. Which is TRUE when the resultant of all the forces acting on the body is zero? Group of answer choices No answer The body is in equilibrium. The body has a constant velocity. The body has a constantly increasing acceleration. The body is acted upon only by the normal force.

Q: 4. The 55kg crate shown in the figure rests on a horizontal surface for which the coefficient of…

A: Givenmass of the crate, m =55 kgCoefficient of static friction, μk = 0.55 - 0.09tthe crate is…

Q: DETAILS m₂ Assume the three blocks (m₁ = 1.0 kg, m₂ = 2.0 kg, and m3 = 2.5 kg) portrayed in the…

A:

Q: 2. A man pushes a crate of mass 70kg along a horizontal floor with a constant horizontal force in an…

A: Given:-  The mass of the crate is m = 70 kg.  The crate is initially in the rest condition. The…

Q: 30. Given a strong chain and a convenient tree, could you pull your car out of a ditch in the…

A:

Q: Forces F1 and F2 act on an object of mass m = 4 kg as shown in the figure. If F1=24 N and F2=18 N,…

A:

Q: 1. Consider the forces acting on these three changes and list in order of the magnitude of the force…

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Q: 5. A kid (10 kg) sits on a moving Ferris wheel (diameter = 50 m) at a constant speed of 5.3 m/s.…

A:

Q: 7. Block A has a mass of 4.20 kg and block B has a mass of 2.30 kg. The coefficient of kinetic…

A: Free body diagram gives whole idea of the forces acting. Force brings about motion and changes in…

Q: b) What is the normal force between the backpack and the floor? Your answer: O 1.5 N O 7.4 N 15 N O…

A: Mass, m = 7.5 kgCoefficient of friction, µ = 0.2Acceleration due to gravity, g = 9.81 m/s2

Q: The 49-kg crate is stationary when the force P is applied. Determine the resulting acceleration of…

A:

Q: 2. A 2 kg box is suspended in the air. Attached to each corner of the box is a rope. All 4 ropes are…

A: SOlution: Given that m = 2 kg 4 corners are tied with equal length rope and suspended from a point

Q: In which situation is the net force acting on an object zero? a. The object increases speed and…

A: Required : In which case the net force is zero.

Q: 7. The 160 kg carriage has an initial velocity of 4m/s down the incline at A, when a constant force…

A:

Q: Refer to the figure. Determine the acceleration of the particle. Let X and Y be the masses of the…

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Q: a) Find the acceleration of the blocks. b) Find the tension in each string.

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Q: 7. Block of mass m\ = 4.0 kg on a frictionless plane inclined at angle 0 =30.0° is connected by a…

A: (a) Free body diagram is given by,

Q: 13. A 7.5 kg backpack is sliding across the floor. The coefficient of friction between the backpack…

A: Solution

Q: 3. A block of mass m= 7.0 kg is pushed down a 0 = 35° incline as in the figure with a %3D and…

A: m = 7.0kg F = 9.0N Coefficient of kinetic friction, μ=0.15 θ = 35o

Q: A 1.5-kg physics textbook on a bookshelf is leaning against the side of a bookshelf, tilted at an…

A:

Q: A 20 kg mass is attached by a string to a 10 kg mass as shown below. Both masses are made of the…

A: Given data:  Two masses m = 20 kg and m' = 10 kg Acceleration (a) = 2.0 m/s2 Tension at point P (T)…

Q: Jack slides a hockey puck of mass 275 g slides along the ice with a speed of 8.2 m/s when it reaches…

A: Given, Coefficient of kinetic friction, μk = 0.21 speed of the puck, v = 8.2 ms mass of the hockey…

Q: An 8.0 kg object moving with an initial velocity of 8.0 m/s on a surface comes to rest due to…

A: m = 8 kg  Initial velocity (v) = 8.0 m/s  Horizontal distance (x) = 10 m  g =10 m/s2

Q: 1.35 kg 0.500 kg A 1.00 kg mass is placed on the 1.35 kg cart. A 0.500 kg mass is attached to the…

A: Given data: Total mass of cart is M = 2.35 kg Attached mass to the cart is m = 0.5 kg Friction…

Q: a. Write an expression to describe the scalar component of your pushing force in the x-direction as…

A: Given, force is the act in the right direction that is on the x-axis. Where, Ft=0=FoFt=10=0 And…

Q: 13. While doing pull-ups, Bob pulls his body upwards toward the pull-up bar, and then lowers it. The…

A: SOlutin: Given that m =  64 kg the speed ve time graph is given  to find the force axerted by bar on…

Q: 2. Three blocks are connected as shown below. Two of the masses are hung over the edge of a table…

A:

Q: c) What acceleration is produced (magnitude and direction)? What is the speed of the mass after the…

A: Mass of the body 3.0 kg Tension force 45.0 N The required questions are answered below

Q: Two   blocks  are  connected  via  a  pulley,  both  blocks  have  a  mass  of  10.kg.  One  block…

A:

Q: A box is pulled at a constant speed, v, along a horizontal surface with a kinetic coefficient of…

A: Given data: Constant speed =v Constant horizontal force=f The kinetic coefficient of friction is…

Q: Replace the three forces shown by an equivalent force-couple system at point A. If the forces are…

A:

Q: 3. A 12-kg block is acted upon by two forces that are in opposite direction, one a 540 N and the…

A: 3, From Newton's law Fnet=maF2-F1=maa=F2-F1m

Q: 2. A horizontal force of 120 N is needed to initially move a 50-kg container from rest. A constant…

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Q: person pushes against a wall. Assuming the wall does not move, describe the equal and opposite…

A: Work done (W) = force ∗ displacement. Hence, work is said to be done when there is displacement. In…

Q: Three blocks are being pulled to the right by a 100 N force. Find the tensions in each ing…

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Q: 61. A 6-newton force and an 8-newton force act concurrently on a box located on a frictionless…

A: (1) Consider the mass of the box be m as a unit mass that is 1 kg, the angle of 6 N force from the…

Q: 21. A person pulls themselves upward using the bucket-pulley apparatus shown. If a force is applied…

A: Given in the problem  Let m denote the mass of the bucket and T denote the tension in the ropes, F…

Q: If an object is known to be static or at rest: the resultant force acting on the object is unknown.…

A: Using Newton’s second law: Fnet = ma………..(1) Here, Fnet is net force m is mass of object a is…

Q: Three forces, 14 N, 35 N, and 20 N, are acting on a 9.6-kg object. All act along either the +x or -x…

A: Given: mass of object, m = 9.6 kg   the forces acting along the x axis i.e. either along +x or -x…

Q: 15. Leroy and Mike are sliding a 72 kg couch with a 26.00 kg child sitting on it down a 25.0 m…

A: To solve this problem, we'll use Newton's second law of motion and the equations of motion to…

Q: 2. A 10-kg block, initially at rest, is at the top of a rough plane inclined at 10°. The coefficient…

A: As per our policies, I can answer only first three sub-parts of this question.

Q: 2. Two blocks of masses ml and m2, with ml has greater mass than m2, are placed in contact with each…

A:

Q: An object sits at rest on a ramp. As the angle of inclination of the ramp increases, the object…

A: Given Data :  motion of object on an inclined plane when angle of inclination is increased  To Find…

Q: 1.    Why is it difficult to push a stalled car from rest than to keep it in motion once it has…

A: The tendency of a body to maintain its present state is called inertia. It totally depends on the…

Q: Three forces act on a particle that moves with unchanging velocity = (1.2 m/s )i + (-6.3 m/s ). Two…

A: Answer : Number : (4.3)i + (-9.2)j + (3.9)k     Units : 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: