A 80 kg person stands on a weight scale in a elevator. The elevator is moving up with a acceleration of 6 meter per second square. The normal force on the person is: a. 1264 N b. 784 N c. 1184 N d. 80 kg e. 480 N

Q: mass of the car

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Q: A crate with mass 33.5 kg initially at rest on a warehouse floor is acted on by a net horizontal…

A: Given mass of crate = m = 33.5 kg initial velocity of crate = u = 0 net horizontal force = F = 16.0…

Q: Mario is riding on his skateboard along a horizontal section of the pavement. If he encounters a…

A: The magnitude of the friction force is given as f=450 N

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

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Q: 4. A parachutist reaches terminal speed when? a, Her weight goes to zero b. The force of air…

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Q: In a Physics lab, Nene and Nono apply a rightward force to a 4.52-kg cart to accelerate it across a…

A: The cart=4.52kg  The friction between the cart and the floor is 0.43

Q: A 12.1-kg box starting at rest on a horizontal floor is acted on by a net horizontal force of 6.05…

A: Given data:  Mass (m) = 12.1 kg Initial velocity (u) = 0 m/s Horizontal force (F) = 6.05 N Time (t)…

Q: 32. Kinetic friction VARIES also like static friction. A. True B. False C. It depends   45. A…

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Q: Two masses M1 =2 kg and M2 =3 kg placed on a frictionless, horizontal surface, are connected by a…

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Q: Three forces given by F, = (6î + 2)N,F2 = ( î – 3j)N, and F3 = (3 f)N, act on an object to give it…

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Q: A 40 kg runner experiences a vertical ground reaction force of 1200 N. What is the runner's vertical…

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Q: A 1.5 kg toy car is moving with two forces on it. A 28 N forward force by the motor and a 15 N…

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Q: A 140N horizontal force is needed to pull a 60.0kg box across the horizontal floor at constant…

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Q: A rock (weight 25 N) is suspended from a cable attached to the ceiling of a moving elevator. If the…

A: Given: Weight of the rock is 25N, then the mass of rock m=25g=2510=2.5 kg      where g= accleration…

Q: A 85 kg bicyclist is traveling at an acceleration of 3.7 m/s². If friction applies 25 N of force,…

A: Given Data  Mass of bicyclist =85Kg Acceleration of body = 3.7m/s² Friction acting on body f = 25N…

Q: Kercey pushes a 6.7-kg crate along a rough surface with 27.43 N of force. He observes that it is…

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Q: Suppose the mass of the raft in the previous problem is 500 kg. What is the raft's speed immediately…

A: Given data:  Mass of swimmer (m) = 72 kg Initial velocity (u) = 0 m/s Final velocity (v) = 3.8 m/s…

Q: A 403.280 kg car is traveling down a 25-degree slope. At the instant that the speed is 13 m/s, the…

A: The solution is given below. I don't see any correct option given

Q: A boat moves through the water with 2 forces acting on it. 1 is 2.1 x 10 to the third N pushed…

A: According to Newton's 2nd law of motion, force F acting on mass m moving with acceleration a is…

Q: a. You are a newly graduated astronaut preparing for your first trip into space. Plans call for your…

A: For part a) Velocity= 500 m/s time 2.40 minutes weight= 735 N = 75 kg                   (as, 1 kg =…

Q: A 5.0 kg object is to be given a downward acceleration of 0.30 meter per second squared with a rope…

A: Given  Mass of object,M = 5.0 kg  Acceleration = A = 0.3 m/s2 (downward)  Rope supporting it…

Q: A freight train has a mass of 15000 kg. If the locomotive can exert a constant pull of 6000 N, how…

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Q: Two masses M, = 5 kg and M, = 15 kg are connected by a light cord. A force F acts upward on the…

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Q: Given a block which is at rest on a perfectly flat smooth table with no friction. You push with your…

A: Correct Answer- B) 6.00 m/s2

Q: A small block (m = 2 kg) is being pushed along (parallel to) a rough surface by a force with…

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Q: QUESTION 20 A 60.0-kg man is standing on a scale in an elevator that is accelerating upward at a…

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Q: A 100 kg go-kart travels at a velocity 2 m/s and then quickly stops in 8 seconds to avoid an…

A: Here, a=∆v∆t=0m/s-2m/s8s=-0.25m/s2

Q: A 20.0 kg block is placed on an incline that makes an angle of 30.0°. A man pushes up on the block…

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Q: A woman driving a 2000 kg car at 15 m/s fully applies the brakes 50. m from a stoplight. If the car…

A: Given data: Mass (m) = 2000 kg Initial velocity (v0) = 15 m/s Final velocity (Vf) = 0 m/s Brakes…

Q: a. Draw a free body diagram. b. What is the net force acting on the box? c. What force needs to be…

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Q: A man stands on a spring scale in a moving elevator and notices that the scale reading is 20% larger…

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Q: A pig has weight 500 N. It stands on a scale in an elevator, which reads 530 N. Which is correct? A.…

A: Given,  Actual Weight, W = mg = 500 N  Apparent weight A = 530 N

Q: A moving object, that is accelerating at a rate of 3 m/s^2, is experiencing a 10 N frictional force…

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Q: Eric with a mass of 65 kg starts going down on an elevator. It starts accelerating downward from…

A: 1. Two force, tension and gravitational force 2. The weight of the system is W=msystemg=65…

Q: A 5.0 kg block has an acceleration of 0.20 m/s2 when a force is exerted on it. A second block has an…

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Q: 13. 54-kg box is sitting on the floor of a level railroad car which is moving forward with a speed…

A: mass of box = 54 kg speed = 25 m/sa = 5.6 m/s2

Q: Two blocks are connected by a cord running over a pulley. Ignore the mass of the cord and pulley and…

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Q: Given a block which is at rest on a perfectly flat smooth table. You push with your hand…

A: Given Mass m = 2.00 kg Acceleration a = 5.00 m/s2

Q: A Christmas light hangs on a series of strings as shown in the figure. The tension on string a, Ta,…

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Q: 68. Numbers are used to represent the magnitudes and directions of forces that are unknown. True…

A: Note:- As per our guidelines, I can provide 3 answers per session. Please ask rest questions in…

Q: Q2. Two people each have a mass of 55 kg. They are both in an elevator that has a mass of 240 kg.…

A: Given data The mass of each people is mp = 55 kg The mass of the elevator is me = 240 kg The…

Q: A 3.8 kg wagon is pulled with a force of 45 N [right]. If the object accelerates at a rate of 2.9…

A: Mass of wagon, m=3.8 kg Force applied, Fapp = 45 N (right) Rate of acceleration, a = 2.9 m/s2…

Q: A 2200 kg truck has put its front bumper against the rear bumper of a 2400 kg SUV to give it a push.…

A: The force is given as; F=ma (a) The maximum possible acceleration the truck can give SUV is;…

Q: . You drop a single coffee filter of mass 1.7 g from a very tall building, and it takes 52 s to…

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