A 620 kg car pulling a 495 kg trailer accelerates forward at a rate of 2.20 m/s2. Assume frictional forces on the trailer are negligible. Ignore air drag.   (d)What is the resultant force exerted by the car on the road? (Assume that the forward direction is along the +x-direction to the right and that the +y-direction points upward. Enter the magnitude in N and the direction in degrees measured from the left of the −y-direction.)   Magnitude (in N): Direction: (measured from the left of the −y-direction in degrees)

Q: A freight train consists of two 8.00x104 kg engines and 45 cars with average masses of 5.50x104 kg.…

A: Let F be the force with which the engines pull the cars, f be the frictional force acting backwards…

Q: In the figure, a slab of mass m1 = 44 kg rests on a frictionless floor, and a block of mass m2 = 9…

A: Given data: Mass of the slab, m1=44 kg Mass of the block, m2=9 kg Coefficient of statics friction,…

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Q: A sailboat is moving at a constant velocity due north, as depicted in the figure. The water exerts a…

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Q: The figure below shows an initially stationary block of mass m on a floor. A force of magnitude F =…

A: Introduction: Frictional forces are the Pseudo forces which occur in the nature. When body in motion…

Q: A toy rocket engine is securely fastened to a large puck that can glide with negligible friction…

A: Let the mass of the puck be m, the velocity of the puck at one instant be u, and the velocity of the…

Q: A toy rocket engine is securely fastened to a large puck that can glide with negligible friction…

A:

Q: A hot-air balloon of mass 250 kg is descending vertically with downward acceleration of magnitude…

A: Solution: Given that mass M = 250 kg downward acceleration, a = 1.6 m/s2 mass to be thrown out to…

Q: A block moving to the right on a level surface with friction is pulled by an increasing horizontal…

A: The frictional force or friction is the force that plays between two bodies that come in contact or…

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Q: The path of motion of a 0.5 kg particle in the horizontal plane is described in terms of polar…

A: The radial coordinate is given as, r=5t-1drdt=5d2rdt2=0 The angular coordinate is given as,…

Q: Four blocks with masses m1=5.00kg, m2= 5.10kg, m3= 7.00kg, m4= 7.20kg are pulled on a horizontal,…

A: solution:   Given Values, Masses: m1=5.00 Kgm2=5.10 Kgm3= 7.00 Kgm4= 7.20 KgAngle (θ)=34°Force (F) =…

Q: Starting at t = 0 a net external force in the +x-direction is applied to an object that has mass…

A: The straight-line equation of Force v/s time with slope 3.00 N/s graph is given as, but the force…

Q: A hot-air balloon of mass 220 kg is descending vertically with downward acceleration of magnitude…

A: Initial mass of the hot aur balloon is , Mo = 220 kg   Initial acceleration is downward a = 1.4 m/s²…

Q: A block of mass m = 16.8 kg is sliding on a surface with initial velocity v = 23.2 m/s. The block…

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Q: A 10 kg cart is pulled by a constant horizontal force of F. If the position of the cart is given by…

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Q: a slab of mass m1  40 kg rests on a frictionless floor, and a block of mass m2 10 kg rests on top…

A: Given: A slab of mass (M)=40 kg Block of mass (m)=10 kg Coefficient of kinetic friction = 0.40…

Q: A spaceship lifts off vertically from the Moon, where g = 1.6 m/s2. If the ship has an upward…

A: Given: g =1.6 m/s2 a = 1 m/s2 upwards  W = 735 N on earth

Q: An impala is an African antelope capable of a remarkable vertical leap. In one recorded leap, a 45…

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Q: A helicopter (of mass 2000 kg) produces a lift force of 15000 N directed at 70 degrees above the…

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Q: A cable attached to a block of mass 10.05 kg pulls the block along a horizontal floor at a constant…

A: The block is on a horizontal floor. Therefore, the normal reaction on the block be: Using the…

Q: Two blocks, of masses m1=300g and m2=500g, are pushed by a force P. The coefficient of friction…

A: Given: m1=300 g=0.3 kgm2=500 g=0.5 kgμ=0.4a=200 cm/s2=2m/s2 a) Blocks are pushed by force P.…

Q: A person in a boat starts paddling, and it accelerates from 0 to 0.70 m/s in a distance of 0.51 m.…

A: Given,  mass of boat ,m = 83 kg distance, s = 0.51m Initial velocity, u = 0m/s Final velocity ,v =…

Q: In the figure, a slab of mass m1 = 40 kg rests on a frictionless floor, and a block of mass m2 = 10…

A: a. the free body diagram of the m2 is shown below.

Q: There are two forces on the 2.96 kg box in the overhead view of the figure but only one is shown.…

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Q: Block B has mass 6.00 kg and sits at rest on a horizontal, frictionless surface. Block A has mass…

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Q: Problem 1: A horizontal force, F1 = 65 N, and a force, F2 = 18.1 N acting at an angle of 0 to the…

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Q: Which statement is TRUE when the resultant of all the forces acting on the body is zero? O The body…

A: According to the Newton's second law of motion the net non zero force acting on a body cause…

Q: In Fig, a slab of mass m1 =40 kg rests on a frictionless floor, and a block of mass m2 =10kg  rests…

A: Determine the static frictional force between the block and the slab as follows.…

Q: A 20 kg sled is being pulled along the ground by a 100 N force directed 30° above horizontal.  Given…

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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: Push or pull on an object is considered a force. The SI unit of force is Newton. Force is a vector…

Q: Chapter 05, Problem 082 In the overhead view of the figure, five forces pull on a box of mass m =…

A: In the overhead view of the figure, five forces pull on a box of mass m = 3.3 kg. The force…

Q: the coefficient of static friction between block A and a horizontal floor is 0.320, and the…

A: Given that the coefficient of static friction between block a and a horizontal floor and the…

Q: Two forces, F1=20 N and F2=10 N, are acting on a block of mass 5kg sitting on a horizontal surface…

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Q: A block with a mass of m = 16 kg rests on a frictionless surface and is subject to two forces acting…

A: (a)From the figure the net force acting in the x direction is given by,

Q: A block with a mass of m = 22 kg rests on a frictionless surface and is subject to two forces acting…

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Q: Problem 4 ( is m, = 3 kg and the mass of block two is m, = 8 kg. A force is applied on m2 to start…

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Q: A toy rocket engine is securely fastened to a large puck that can glide with negligible friction…

A: Given, a toy rocket engine is securely fastened to a large puck that can glide with negligible…

Q: ar, which may slide on a vertical rod is subjected by three forces. A is 1200 N vertically upward.…

A: Resultant of forces can be determined by resolving the forces into its components.

Q: A force of 12 N was used to pull a 6.0 kg block initially at rest along a horizontal surface that…

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Q: What is the net external force on an object in freefall on Earth if you were to neglect the effect…

A: Dear student Under free fall there acts an acceleration fue to gravity on the object by earth's…

Q: The coefficient of static friction between block A and a horizontal floor is 0.470, and the…

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Q: Kevin works as a janitor, and he is pushing a fully-loaded recycling bin that weighs 557 N across…

A: Given Data : The weight of the bin is given as W = 557 N. The force applied by angle Kevin is given…

Q: The horizontal surface on which the objects slide is frictionless. If F = 6.0 N and M = 1.0 kg, what…

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Q: A helicopter (of mass 2500 kg) produces a lift force of 18000 N directed at 75 degrees above the…

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Q: A woman is trying to pull a loaded sled of mass m=75 kg along a horizontal surface with a rope. The…

A: Given that, Mass = 75 kg Coefficient of friction = 0.10 Angle = 42o

Q: In the figure, a slab of mass m1 = 44 kg rests on a frictionless floor, and a block of mass m2 = 9…

A: Using concepts of friction, force and acceleration relation

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: