When a constant force acts on an object with a mass of 8 kg for a duration of 3 s. it increases the object's velocity from 4 m/s to 6 m/s . What is the magnitude of the applied force? A) 5.33 N B) 4.33 N C) 6.33 N D) 3.33 N

Q: 4. A force of 9.0 N exerted by a rope pulls a block with a mass of 4.5 kg. The block is resting on a…

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Q: 7. Which of the following statement is true about any stationary object or object moving at constant…

A: For equilibrium of an object net force as well as net torque acting on the system must be zero.

Q: A 12 kg object initially at rest on the ground is acted upon by two forces at the same time. One…

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Q: A 67.3 kg person is standing inside an elevator. The elevator is traveling from the 1st floor to the…

A: Consider the person’s mass be m, its weight be w, the speed of the elevator be u, the normal…

Q: Circle Answer

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Q: a 2kg model helicopter has a velocity of (4 m/s) at t = 0s. It is accelerated at a constant rate for…

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Q: A box of mass 16 kg moves with a velocity which changes from (3, 0, -2) m/s to (3.01, –0.05, –1.96)…

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Q: Two ropes are attached to a 40kg object. The rope with a 50N force points along a direction 37…

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Q: Problem 3: The velocity of an object of mass m= 5.00 kg is giving by v(t) = (3.0m/s)t2+ (2.00…

A: Force acting on any object is given according to Newton's laws of motion as F=mam is the mass of the…

Q: Despite a very strong wind, a tennis player manages to hit a tennis ball with her racquet so that…

A: As ball  left the contact with the racquet  the force exerted by the hit will be zero.  Now the ball…

Q: An electron of mass 9.11 x 10-31 kg has an initial speed of 2.00 x 105 m/s. It travels in a straight…

A: Given information:Mass of electron (m) = 9.11 × 10-31 kgInitial velocity of electron (u) = 2.00 x…

Q: A net force "F" acts on a mass "m" and produces an acceleration "a". What force is required to…

A: The relation of the force in terms of mass and acceleration is F=ma

Q: . A biker is accelerating when she applies the brakes and then speeds up again. The net horizontal…

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Q: As rockets, aircraft also satisfies Newton third law. To move in the direction of travel, the engine…

A: Newton's third law states that every object when exerting a force, the other object exerts the same…

Q: A 8.0 kg box begins at rest on the ground. The coefficient of static friction between the box and…

A: Given  Mass m = 8 kg  Force F = 50 N

Q: A resistive force of 3V acts on the water "moving submarine, proportional to the speed (V) of the…

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Q: A 58.9 kg person is standing inside an elevator. The elevator is moving upward at 3.68 m/s and is…

A: The given values are.

Q: 36. Three forces, F1=2Ni+3Nj, F2=-10Nj and F3=3Ni+1Nj-5Nk, act on a particle. Find the net force on…

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Q: An object with a mass of 2.0 kg accelerates 2.0 m/s2 when.an unknown force is applied to it. What is…

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Q: A heavy ball with a mass of 2.5 kg is observed to accelerate at a rate of 8.0 m/s^2. What is the…

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Q: 3. An object with a mass of 0.5 kilogram starts from rest and achieves a maximum speed of 20 meters…

A: Given data: Mass (m) = 0.5 kg Initial velocity (v0) = 0 m/s Final velocity (v) = 20 m/s Time (t) =…

Q: A football player kicks a football with a force of 400 N, north direction. The football hits the…

A: Given : Force by which football player kicks the football = 400 N

Q: A car changes its velocity from 20 m/s [N] to 20 m/s [S] in 5.5s. If the mass of the car is 1500 kg…

A: The expression for the net force is F=ma=mvf-vi∆t=1500 kg-20 ms-20 ms5.5 s     North- positive…

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: The velocity vs. time graph represents the motion of a 2 kg object. +61 +4 +2 1 2 3 4 56 t(s) -4 -6…

A: From Newton's second law of motion, Force acting on an object of mass m is F=m a, where a is…

Q: Time-dependent force* A 5-kg mass moves under the influence of a force F = (4r²i–3íĵ)N, where t is…

A: Mass , m = 5 kg Force , F = (4t2 i^ - 3t j^ )N To find = a) Velocity                b) position…

Q: 3. An object is moving with constant non-zero velocity. Which of the following statements about it…

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Q: 3 Force (N) 2- 4 6. 8 10 12 14 16 18 20 22 Displacement (m) A 0.20 kg object moves along a straight…

A: a) The acceleration of the object is given by, b)

Q: 1 s are acting on a box of mass 7 kg. The first force has a magnitude of 13 N and is directed along…

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Q: QUESTION 2 What is the y-component of the net force acting on the same 2 kg mass at the origin? O ON…

A: To determine,the Y-compomnent of the Force acting on the same 2 kg mass at the origin.given,mass(m1…

Q: A block with mass of m, = 2 kg is placed on top of a block with a mass m2 = 4 kg. A horizontal force…

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Q: m2 30° Two masses, mi = 1 kg and m2 = 2 kg, are held together by a weightless cord and passes over a…

A: Given : m1= 1 kg m2 = 2 kg Angle of inclination = 30o

Q: A net force is applied in the positive directions to an object moving in one dimension. The graph of…

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Q: Two forces act on a 20.0 kg object. One force has magnitude 60ON directed 45° clockwise from the…

A: Suppose the two forces act on a 20.0 kg object. One force has a magnitude of 60 N directed 45…

Q: A ball with a mass of 0.25 kg hits a gym ceiling with a force of 78.0 N. What happens next?  a. The…

A: Given values-  Mass of ball=m =0.25 kgForce=F =78 N As we know-  Acceleration due to gravity=g=9.8…

Q: A 2000 kg car moving on a level road has a pushing force of 4500 Newtons to the right and a…

A: Let the mass of the car be m, acceleration be a, pushing force is F and the frictional force is f.…

Q: Three identical blocks of massm on a frictionless surface are connected by massless taut strings. A…

A: For right most block:    ∑Fx=F-T1=ma =F+-T1=ma

Q: newborn baby is placed on scale and found to have a mass of 3.6 kg.  What is the normal force acting…

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Q: A net force F=(3t^2-2t+1)i+(2t-3)j N is acting on an object of mass 0.1 kg. Determine the magnitude…

A: Given data: Net force,F=3t2-2t+1i^+2t-3j^ Mass of the object, m=0.1 kg Time, t=2 s

Q: A toy train accelerates with a constant acceleration of 1.0 meter per second squared. Thetrain…

A: Given values -  Figure of the system with net force and direction -  Total mass of the system -

Q: A flea jumps by exerting a force of 1.28 x 10-5 N straight down on the ground. A breeze blowing on…

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Q: The nucleus of 8 Be, which consists of 4 protons and 4 neutrons, is very unstable and spontaneously…

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Q: 4. Suppose a space probe which has a mass of 474 kg, is travelling at an initial speed of 275 m/s.…

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Q: A 92.4 kg person is standing inside an elevator. The person is riding the elevator from the 12th…

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Q: - kg sled sliding freely in the positive direction on an icy surface experiences a 3-N frictional…

A: Friction force = f = 3N  Air resistive force = fa = 0.6 N  Mass of sled = 9 kg  From Newton’s second…

Q: 2. Is a force always necessary to make an object initially at rest start moving? A. Yes B. No C. It…

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Q: A constant force acting on a body of mass 3.0 kg changes its speed from 2.0 m s to 3.5 m s' in 25 s.…

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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: