A car is moving along a frictionless surface with a speed of 2 m/s to the left. You and your friend each come over and push the car at the same time. You exert a force of 6 N to the left, while your friend exerts a force of 6 N to the right. According to Newton’s first law, how will this action affect the car’s motion?

Q: A 934-kg car starts from rest on a horizontal roadway and accelerates eastward for 5.00 s when it…

A: Write an expression for average force using Newton’s second law of motion

Q: ii) A 3.5 kg particle moves along an x axis according to x(t) = -12 + 5t2 – 4t³, with x in meters…

A: Given data The position of the particle is given as xt=-12+5t2-4t3. The mass of the particle is…

Q: 4. A biker is accelerating when she applies the brakes and then speeds up again. The net horizontal…

A:

Q: 3. Multiple-object systems with friction: Two boxes are connected by a weightless cord running over…

A: Given       Mass of A MA=8.0kg      initially of rest     coefficient of kinetic…

Q: A freight train has a mass of 310 x 10 kg. The locomotive exerts a constant horizontal force of 42…

A: 1. According to the Newton's second law of motion, the acceleration of the train is, F=maa=Fm=42×105…

Q: A 6-kilogram object is moving in a plane, with its x and y coordinates given by: x(t) = 4t³ – 2t…

A: Given: Mass of object, m=6 kg Position at time t, (x)= 4t3-2t,    y(t)=5t2-7    To determine: (a)…

Q: A 0.75-kg cart is pulled along a horizontal track by a rope. The rope m of 30 degrees to the…

A:

Q: Problem 3: While sliding a couch across a floor, Hannah and Andrea exert forces FH and FA on the…

A:

Q: An object of mass m has these three forces acting on it . F1, F2, and F3 are shown in the figure.…

A:

Q: Problem 5. A 2.0 kg block slides on a rough horizontal surface. A force (P = 6.0 N) is applied to…

A: Given thatmass, m= 2kgforce, P = 6 Nacceleration, a = 1.2 m/s2

Q: An object of mass mm is initially at rest. After a force of magnitude F acts on it for a time T, the…

A:

Q: A 1540-kg car is traveling with a speed of 12.4 m/s. What is the magnitude of the horizontal net…

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Q: In the amusement park ride known as Magic Mountain Superman, powerful magnets accelerate a car and…

A:

Q: A book of mass M rests on a table. A block of mass m is placed on the book, as shown in the figure…

A:

Q: A 5-kg object can move along the x axis. It is subjected to a force F in the positive x direction; a…

A: Given datam=5kgTo find-dv=?

Q: A cart of mass m can move without friction on an airtrack. Initially, it is at rest. Then, for a…

A:

Q: A. Draw a free-body diagram for the kid including all forces acting on them. B. Draw a free body…

A: Given: The mass of the kid is m=12 kg. The mass of the sled is M=3 kg. The angle of the slope is…

Q: Three forces F1 = (-1.5i – 0.8j + 0.7k) N and F2 = (-0.7i + 1.2j) N, and F3= (8.0i + 6.0j + 5.0k) m…

A: Given,

Q: John and Peter were pushing a 2000 kg car and it reached a speed of 3.0 m/s after starting from…

A:

Q: A cart that can move along a straight track has a mass of 3.00 kg and an initial velocity of 4.00…

A:

Q: A box is at rest on a level floor. μ = 0.4 and μ = 0.3. You pull the box horizontally just hard…

A:

Q: A heavy metal tray with mass 25.0 kg tray lies on a table. On top of the tray is another stone with…

A:

Q: Assume the resistive force acting on a skater is given by F=-0.14*M*v2, where M is the skater’s mass…

A: Given Force (F)                 = -0.14 M v2 Initial velocity (v0) = 3.4 m/s   ( at t=0 ) Time (t)…

Q: A 8.0 x 104 kg spaceship is at rest in deep space. Its thrusters provide a force of 1200 kN. The…

A:

Q: A 3000-kg spaceship is moving away from a space station at a constant speed of 3 m/s. The astronaut…

A: M = 3000kg u = 3m/s

Q: school physics. Formula: 1/2 mv2 + Fd cos theta = 1/2      A 1600 kg car is moving along a level…

A: Given  Mass m = 1600 kg  Initial velocity u = 35 m /s distance travelled s = 60 m  Force F = -800 N

Q: ound.   You are pushing up the ramp with a force of 10N.  Starting from rest, the box uniformly…

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Q: The 16-kg crate is subjected to a force having a constant direction and a magnitude F = 100 N. When…

A: Draw free diagramFind Normal force.

Q: A van exerts a force on trailers of different masses m. Compared with the force exerted on each…

A: 31.now as per the 3rd law force exerted by trailer on van will be equal to that exertedby van on…

Q: An ice skater(3), mass 20 kg, is sliding on ice (frictionless). Two other ice skaters (1,2) come out…

A: F1 = 5 N @20 degree below the horizontal F2 = 8N@60 degree above the horizontal

Q: A man with a weight of 500 N (when measured on the scale in his bathroom) stands on a scale in the…

A: A bathroom scale always measures the normal force. If the acceleration is zero, then the normal…

Q: The graph shows the speed of from breaking at 10 s. a 2360.0 kg car as it slows down after the…

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Q: A train is equipped with a 50 Mg engine and three cars which each have a mass of 30 Mg. The train…

A: We know that, if we want to move an object we need to pull or push it externally. Without external…

Q: An object is moving with constant velocity. Which of the following best describes the force(s)…

A: Scenario: Object is moving with constant velocity.

Q: The diagram below is a top-down view of two children pulling a 13.2-kg sled along the snow. The…

A: The frictional force acting on an object is the opposing force exerted by the surface on an object…

Q: In the amusement park ride known as Magic Mountain Superman, powerful magnets accelerate a car and…

A:

Q: On a snowy road, a driver applies a braking force of 6017 N on his 1174 kg car. The car travels…

A:

Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.