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: 4. A mass m is on a frictionless incline that makes an angle 0 with the horizontal. Let m = 25.0 kg…

A: Given,mass of the block, m = 25.0 kgθ = 30.0°

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: How much force must be applied in order for a 1200 kg car to maintain a velocity of 4 m/s in a…

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Q: A roller coaster car passes through the top of a loop and it is inverted. The passenger feels 1.5…

A: According to Newton's  second  law,  Fnet = ma

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 net force of 5.34 N acting for 4.23 seconds on a mass initially at rest causes it to travel 4.75 m…

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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 typical car weighs about 1000 kg. An average person can push with a force that is about half the…

A: Given:-  The mass of the car is m = 1000 kg  The force applied by  the person on a car is F = 500  N…

Q: The student steps onto the scale while the elevator accelerates upward. Determine the scale reading…

A: Given: mass, m=60.0 kg a=4.90 m/s2 According to newtons law of motion net force acting on body is,…

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: 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: Two blocks are attached by massless strings and accelerated to the right on a frictionless…

A: According to Newton's Second law of motion F = ma Where m = mass of the object, a = acceleration of…

Q: d. Cannot be determined How much horizontal force must a girl apply to a 50 kg cabinet to accelerate…

A: Given that acceleration of cabinet, a= 0.4 m/s2 friction force on cabinet, f = 70 N mass of…

Q: A 1.0 kg box on a frictionless surface is attached to a 1.5 kg box as shown. What is the…

A: Let m1 = 1.0 kg m2 = 1.5 kg 'a' denote the acceleration of the boxes. let T denote tension in the…

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 block weighing 2 KN is being dragged along a rough horizontal plane by a force P= 500N. The line…

A: The forces that act on the block are shown in the diagram  In the figure, f is the frictional…

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 football player at practice pushes a 60 kg blocking sled across the field at a constant speed. The…

A: Given data     The mass of the blocking sled, m = 60 kg Let F be the required force.

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: An astronaut of mass 75 kg travels to Mars. What is its weight? a. On earth b. On Mars, where g =…

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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 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: An 7.57 kg wagon on a level surface is pulled by a 34.9 N force directed at 24° above the…

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Q: If a net horizontal force of 132 N is applied to a person with mass 60 kg who is resting on the edge…

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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: 1. A 60.0 kg skydiver is falling through the air (parachute opened). At one point, the acceleration…

A: mass of skydiver,m=60 kg acceleration due to  gravity ,g=10 ms-2 Net acceleration ,a =4.6 ms-2 Force…

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: M2 FIGURE 6 Two masses mi = 3 kg and m2 = 10 kg are connected by a light string which passes over a…

A: Given Data Two masses are given as m1=3 kg and m2=10 kg Let T is the tension in the string and a is…