What is true about the net force on an object if it has an acceleration of zero? Group of answer choices The net force is zero   The net force is equal to the gravitational field   The net force is 1.0 N   The net force is proportional to the mass of the object

Q: A 50 kg box is initially at rest on the ground. Which of the following forces forms a force pair…

A: The force of gravity is a force that attracts any body or object towards the center of the earth. It…

Q: a mass of m=22 kg is hanging from a string connected to a hook on the ceiling. The configuration is…

A: Given: mass attached with string is m=22kg  The system is at rest

Q: A horizontal force of magnitude 151 N is used to push a 5.24-kg object up an inclined plane. The…

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Q: Three boxes of different masses are accelerated by a pushing force F along a frictionless floor. The…

A: Pushing force = F Mass of box A, mA=4kg Mass of box B, mB=2kg Mass of box C, mC=6kg Accceleration to…

Q: the force acting on the object and its velocity are in the same direction the force acting on the…

A: We need to determine when power involved in moving object is minimum.

Q: A boat has a mass of 6.43 x 10³ kg. Its engines generate a drive force of 4.5 x 103 N due west,…

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Q: A cardboard box slides along a wood floor with an initial velocity of 15.0 m/s and comes to rest…

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Q: Three different forces act on an object. They are: F1= F2= F3= Find the net firce Fnet on the object…

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Q: Two forces of magnitude 4 N and 10 N are acting on an object and the direction of the forces is…

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Q: An object of mass 4 kg originally suspended by a vertical cord is pulled by a horizontal force until…

A: Write the given data. m=4 kg In this case, if system is at rest then the tension in cord will be…

Q: Suppose an object is placed on a ramp at an angle from the horizontal. The direction of the NORMAL…

A: An object is placed at some angle from the horizontal.

Q: girl pushes a cart to the right with a force of 100 N while a boy pushes the cart to the left with a…

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Q: A car is moving along a flat, straight road when its driver pushes so hard on the brakes that the…

A: To solve this problem, we can use the principle of conservation of energy, which states that the…

Q: The student, whose mass is 68 kg, gets on a ferris wheel rotating at a constant speed. When the…

A: Given : mass of the student, m=68 Kg Reaction force by the seat at the top point, R=556 N…

Q: The coefficient of kinetic friction is equal to the force of kinetic friction divided by Group of…

A: Hello. Since your question has multiple questions, we will solve first question for you. If you want…

Q: Question 15 A car traveling at 26.4 m/s hits a tree. A passenger in the car, who has a mass of 64.0…

A: Initial velocity (u) = 26.4 msmass (m) = 64 kg distance moved (d) = 56 cm = 0.56 m final velocity…

Q: A horizontal force of 729 N is needed to overcome the force of static friction between a level floor…

A: Given: The applied force is 729 N. The coefficient of kinetic friction is 0.08. The mass of the…

Q: A space explorer weighs 200lb on planet earth. If the explorer weighs 20lb on the surface of a…

A: Required : The acceleration due to gravity on the surface of the asteroid.

Q: tension T in the rope is

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Q: What are the two types of friction? (Select all that apply.) thermal friction kinetic friction…

A: Required : Types of friction.

Q: A force of 50 N acts to the right on a box and a force of 20 N acts to the left on the box. The net…

A: 50 N force acts to the right on a box 20 N force acts to the left on a box

Q: A loaded truck collides with a car causing huge damage to the car. Which of the following is true…

A: It is mentioned that:A loaded truck collides with a car causing huge damage to the car.To choose the…

Q: A ball sits at rest on a horizontal table top. The upward force that table top exerts on the ball…

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Q: A force of 1.8 N is applied horizontally to a 683 g cereal box that is at rest on a horizontal…

A: As the box is not moving vertically that means the vertical forces are balanced that is : N = mg…

Q: You are standing on a scale in an elevator. While the elevator is at rest, the scale reads 650 N.…

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Q: A box 'A' rests on a table. A rope tied to the box runs vertically upwards over a pulley and a…

A: Weight of mass: W1 = 80 N Normal force on Box A: N = 15 N

Q: Which of the following is true about friction         Static friction is always equal or larger in…

A: Correct option is (a) i e  Static friction is always equal or larger in value than kinetic friction.…

Q: A student with a mass of 68 kg gets on a ferris wheel that rotates at a constant speed. When the…

A: Since, student is in circular motion so, he need a centripetal force which is always towards the…

Q: Which of the following is correct? The angle of friction is equal to depression angle at impending…

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Q: Are the net force on an object and the acceleration of the object directly proportional?

A: We know, Newton second law states :F net =mai.e.Net Force is directly proportional to acceleration…

Q: A box is sliding across a rough horizontal floor while Mary exerts a force on it. The magnitude of…

A: Friction Force: A kinetic friction force on a body only acts when a body is moving. The kinetic…

Q: Packages A and B are connected by a cord running over a pulley. The coefficient of kinetic friction…

A: 1. According to the given question,  here there are two blocks having the mass,  MA= 15 Kg MB = 8 Kg…

Q: The earth exerts a force of 2900 N on an orbiting communications satellite that is 40 mi above the…

A: Concept: Newton's third law states that the every action equal and opposite reaction. That is…

Q: String Number Mass Attached (kg) Force Exerted (N)  Direction (°) 1 .25 2.45 30° 2 .25 2.45 120° 3…

A: Given: For string 1: Force = 2.45 N mass = 0.25 kg Direction = 30 degree For string 2: Force = 2.45…

Q: A lamp hangs vertically from a cord in a descending elevator that decelerates at 1.8 m/s?. (a) If…

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Q: You hang a book bag on a spring scale and place the bag on a platform scale so that the platform…

A: Answer:   The magnitude of the force that exerts on the bag is given as:

Q: Which of the following is correct? The angle of friction is equal to depression angle at impending…

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

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Q: A 60 kg person stands on a bathroom scale in an elevator. What does the scale read when the elevator…

A: Given:-  The mass of the object is m = 60 kg. it is on the elevator  Find:-  a) what does the scale…

Q: A 10 kg object starts from rest and achieves a speed of 20 m/s in 10 s. How much force (in N) acted…

A: Mass of the object m=10 kg The initial speed of the object u =0 m/s The final speed of the object v=…

Q: A wheel starts from rest and rotates with constant angular acceleration to reach an angular speed of…

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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: In the diagram we see two forces indicated.  Assume both forces act on a 3-kg object.  What is the…

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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!