True or False: The net force on an object undergoing projectile motion is always pointing down even when the object is moving up. Ignore air resistance.

Q: What net force acts on the horizontal component of the motion of a projectile? N= newton, a unit of…

A: Projectile motion is the motion that an object of mass m undergoes if it is thrown at an angle θ…

Q: Ahmed is pushing a box with a force 61 N, in the West direction. Salim is pushing the same box with…

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Q: A 200 kg coal bag is lifted by a crane from a Coal-mine with an acceleration of 5 m/s^2. The force…

A: According to the Newton's second law  Net force = mass x acceleration

Q: A tractor T is pulling two trailers, M1 and M2, with a constant acceleration. T has a mass of 200…

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Q: True or False: "The action and reaction forces are equal in magnitude, opposite in direction and act…

A: The Newton's third law of motion states that :  "When two objects are having a force interaction…

Q: Vhich of the following is always in the same direction as the acceleration O Frictional force D…

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Q: A 20 kg object is having an acceleration of 4 m/s in the North direction; the net force acting on…

A: The force F acting on an object of mass m having acceleration a is given by, F = ma. The direction…

Q: An object is in free fall if the only force acting on it is gravity. True False

A: A free fall is defined as the motion of an object which is only under the force of gravity and no…

Q: A force of 100N moves a body on a horizontal frictionless surface when,…. I. Friction force exerted…

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Q: A 200 kg coal bag is lifted by a crane from a Coal-mine with an acceleration of 5 m/s^2. The force…

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Q: A 20 kg object is having an acceleration of 4 m/s in the North direction; the net force acting on…

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Q: Which of the following forces is considered as a non-contact force? a. Air resistance C. Kinetic…

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Q: An object moves with unchanging speed in a straight line. Does it then have no forces acting on it

A: Given Object is moving at constant speed in a straight line

Q: A 200 N force, applied horizontally to a 4O 0 kg orange crate, results in an acceleration of 4.50…

A: Mass (M) = 40 kg Force applied (F) = 200N Acceleration produced (a) = 4.50 m/s2

Q: Interactions between objects that involves physical contact e.g. applied forces, frictional force *…

A: Answer:-  Contact force  Interactions between objects that involves physical contact e.g. applied…

Q: You pull your friend with a horizontal rope such that the force you apply to the rope is 160 N. Your…

A: The friction force is the type of force that is exerted by a surface on an object which moves across…

Q: Determine the magnitude of the concurrent forces shown. * 5 KN H. 30 30 3 KN 45° G K 3 KN

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Q: A force F acting on an object has an X component of -22 N and a Y component of 0 N. The magnitude of…

A: Given data, x-component of the force = -22 N y-component of the force = 0 N

Q: Assume that an object has no unbalanced force acting on it. Which statement about the object is…

A: Given data: The unbalanced force on the object is zero. Fnet = 0

Q: Two rowboats on a lake are lined up, in contact, front to back in the same direction. A passenger in…

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Q: You throw a ball vertically upward. After the ball has left your hand and is moving upward, what…

A: As per company policy, we are restricted to solve one question at a time. Please ask other question…

Q: According to Newton's third law of motion, forces always occur in pairs called action-reaction…

A: According to Newton third law of motion every action has a equal and opposite reaction . If an…

Q: Four forces act on an object, given by F1= 40 N east, F2= 50 N north, F3=70 N west, and F4= 90 N…

A: Given that  values of four forces which act on an object.Then We have to determine the magnitude of…

Q: If a constant, nonzero force is applied to an object, what can you say about the velocity and…

A: A non zero force is applied on a body

Q: Overcoming an object’s inertia always requires a(n)___. *   a. large mass   b. massive force   c.…

A: According to Newton's first law of motion, Inertia is a tendency of an object to maintain its…

Q: 2. The only force acting on a 10-kg object has components Fx = 60 N and Fy = 80 N. Find the…

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Q: An object of mass 20.0 kg is falling in air and experiences a force due to air resistance of 40.0…

A: Given data: The mass of the object, m=20.0 kg. The resistive force exerted by the air on the…

Q: In which scenario is there a non-zero net force acting on the object? A I only I and II C Neither I…

A: Correct option is c) neither 1 nor 2 .

Q: A tractor T is pulling a trailer M with a constant acceleration. If the forward acceleration is 1.5…

A: Given: Tractor T pulling trailer M. Forward acceleration, a = 1.5 m/s2 Mass of trailer, M = 400kg…

Q: When you are seated on the chair, your weight pushes on the chair while the chair pushes on you.…

A: When we’re seated on chair the weight acts downward and chair acts a force equal in magnitude but…

Q: Three vector forces F1, F2 and F3 act on a particle of mass m = 3.80 kg as shown in Fig. Calculate…

A: According to the Newton's second law  Net force = mass x acceleration

Q: Determine the resultant of four forces acting on a body as shown below. F1 300 N 400 N F2 4 13 30°…

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Q: average forces applied on the object for 80 sts 100s. 100E 90 80 70 60 50 40F 30 20 10 t (s) 10 20…

A: Introduction: The rate of change in momentum is called force, when the momentum of a body changes…

Q: A net force of 15 N exerted on a wooden block produces an acceleration of block is a. 75 kg O b. 10…

A: The acceleration of an object as produced by a net force is directly proportional to the magnitude…

Q: A net force of 20 N exerted on a wooden block produces an acceleration of 4 m/s. The mass of the…

A: F = 20 N a = 4 m/s2

Q: For the same applied force, if you doubled the mass of a particle its acceleration will be;   a.…

A: According to Newton second lawF=maWhereF=Force on object m=mass of objecta=acceleration of object

Q: A skydiver jumps out of a plane. She quickly accelerates to a constant velocity. Which statement is…

A: statement D is true . when skydiver fall downwards then its speed increase with time. Same air…

Q: An object is acted on by three simultaneous forces: F→1 = −3.00i ^ + 2.00j ^ N , F→2 = 6.00i ^ −…

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Q: The 10-kg block is subjected to the forces shown. In each case, determine its velocity at s = 8 m if…

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Q: (F3= 800 N F2 = 500 N 370 F1 = 1000 N F, is on the x-y plane. The angle between F3 and x axis is…

A: The angle of F3 with x-axis is given as θx=1350 The angle of F3 with x-axis is given as θy=600

Q: A dresser is being pushed by one person and pulled by another such that is slides across the floor…

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Q: If an object is at rest , then No forces acts on the object! Is it true or false , if false correct…

A: Given data:  The object is at rest

Q: A student attaches a bucket to a cart resting on a 15° incline. The different force acting on the…

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Q: Each of the seeds being blown off the head of a dandelion has a feathery structure called a pappus.…

A: If a body is moving a a constant speed, it means that the net force acting on the body is zero.…

Q: Two boxes (M1-1 kg. M2-2 kg) are adjacent to each other horizontally (NOT vertically stacked) on a…

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Q: Ahmed is pushing a box with a force 53 N, in the West direction. Salim is pushing the same box with…

A: Write the given values of this problem. F1=53 NwestF2=25 NEast

Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!