Тop nbot R mg mg Bottom a. Figure 6.6 (Example 6.5) (a) A child rides on a Ferris wheel. (b) The forces acting on the child at the bottom of the path. (c) The forces acting on the child at the top of the path.

Q: A F-35 stealth fighter jet traveling at a constant speed of 1.20 x 102 m/s executes a vertical loop…

A: Consider the situation when the fighter jet is at the bottom of the vertical loop. Draw the free…

Q: child of mass 35 kg rides on a Ferris wheel as shown in Figure. The child moves in a vertical circle…

A: When an object is moving in circular path it requires centripetal force which is provided by…

Q: A small block with mass 0.0300 kgkg slides in a vertical circle of radius 0.425 mm on the inside of…

A:

Q: A block of mass m1 =2kg and a block of mass m2=6kg are connected by a massless string over a pulley…

A: Given, a  block of mass m1 = 2 kg and a block of mass m2 = 6 kg are connected by a massless string…

Q: What is the maximum speed with which a 1200 kg car can round a turn of radius 89.0m on a flat tire…

A:

Q: Your Tesla now rounds a banked curve (designed by a brilliant engineer) with radius R and angle of…

A:

Q: Engineers are designing a curved section of a highway. If the radius of curvature of the curve is…

A:

Q: You are sitting on the edge of a horizontal disk (for example, a playground merry-go-round) that has…

A: Given that:Radius, R=3 mm=3×10-3 mCoefficient of static friction, μs=0.430Let the mass of the person…

Q: A racetrack has the shape of an inverted cone, as the drawing shows. On this surface the cars race…

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Q: An engineer wants to design a circular racetrack of radius r such that cars of mass m can go around…

A: Consider the free-body diagram of the car on the circular racetrack when it moves with a speed V. To…

Q: Problem 3: Figure shows a commercial centrifuge machine. The structure consists of a horizontal,…

A:

Q: Your go karts have a mass of 450kg and travel around a circular curve on a flat, horizontal track at…

A: a)        Any net force causing uniform circular motion is called a centripetal force         The…

Q: Which of the following point towards the center of the circlein uniform circular motion?(a)…

A: When particle moves in the circular motion it experiences an acceleration. Which is given as, The…

Q: Figure shows a conical pendulum, in which the ball with a mass of m=10.0 kg moves in a horizontal…

A:

Q: Suppose the race cars actually round the track at a speed ?>?. What additional radial force ?r is…

A: Given information:

Q: A ball of mass 2.5 kg rotates in a horizontal circle as indicated in the figure , with a constant…

A:

Q: A child swings a ball on a string, in a vertical circular path.   Which of the following forces…

A: Gravitational force is a force arising due to mass and it is given by the formula, FG=mg  (1) Where,…

Q: A police officer in hot pursuit drives her car through a circular turn of radius 305 m with a…

A: The speed of the car in m/s can be obtained as v=85.0km/h×1000m1km×1h3600s=23.61m/s   The magnitude…

Q: 4. (8.23), A Ferris wheel has a radius of 15 m. The time for 1 revolution is 25 scc. A passenger has…

A: Radius (R) = 15 m Time for 1 revolution (T) = 25 sec mass of passenger (m) = 60 kg

Q: If č is added to B, the result is -9î + 53. If B is subtracted from č. the result is 4î – j . Find…

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Q: In the figure, a stuntman drives a car (without negative lift) over the top of a hill, the cross…

A: In the given question given that radius of the circle is 284m and we have to determine the value of…

Q: A roller-coaster car of mass 330 kg (including passengers) travels around a horizontal curve of…

A: Given data: The mass of roller-coaster is m=330 kg The radius of curve is r=44.7 m. The speed of…

Q: What is the maximum speed with which a 1200-kg car can round a turn of radius 85.0 m on a flat road…

A: Mass of car, m=1200 kg Radius of turn, r=85 m Coefficient of friction, μ=0.75

Q: If a curve with a radius of 95 m is properly banked for a car traveling 65 km/h, what must be the…

A: A curve of road has radius of 95 m and when speed is 95 km/h

Q: PHYSICS Problem 3: Figure shows a commercial centrifuge machine. The structure consists of a…

A:

Q: A cat dozes on a stationary merry-go-round in an amusement park, at a radius of 5.4 m from the…

A: Given, R=5.4m T=6s

Q: A 69.0-kg ice skater is moving at 4.09 m/s when she grabs the loose end of a rope, the opposite end…

A: Given data The mass of the ice skater is given as m = 69 kg. The velocity of the ice skater is given…

Q: You (assume m = 76 kg) are riding in a car moving at a constant speed of 12 m/s on a curved road of…

A: Net force acting on any object is as follows; F=ma…

Q: A person drives a motorcycle with constant speen of 13.5 m/s around the inside of a vertical…

A:

Q: An airplane is flying in a horizontal circle at a speed of 480 km/h. If its wings are tilted at…

A: From the force equilibrium along the vertical direction, determine the lift force (L), that is, the…

Q: pilot of mass 75 kg takes her plane into a dive, pulling out of it along a circular arc as she nears…

A: pilot of mass 75 kg takes her plane into a dive, pulling out of it along a circular arc as she nears…

Q: The coefficient of static friction between the road and a car is 0.44. With what speed should the…

A: Given: The coefficient of friction between the road and the car is = 0.44 The car needs to cover a…

Q: A car weighing 10260 N and traveling at 10.6 m/s without negative lift attempts to round an unbanked…

A: the mass of the car is m=wg=10260 N9.8 m/s2=1046.94 kg

Q: A 450.0 kg roller coaster is traveling in a circle with radius 15.0m. Its speed at point A is…

A: M=450 Kg Radius=15m VA=28m/sVB=14m/s

Q: A 59.0-kg ice skater is moving at 4.07 m/s when she grabs the loose end of a rope, the opposite end…

A: The force exerted by the horizontal rope is the centripetal force acting on the ice skater is,

Q: The answer to the first question is correct I can't figure out the second one.

A: Draw the free-body diagram of the car.

Q: A sample of blood is placed in a centrifuge of radius 15.0 cm. The mass of a red blood cell is…

A:

Q: A car enters a horizontal, curved roadbed of radius 50.0 m. The coefficient of slatic friction…

A:

Q: On a banked race track, the smallest circular path on which cars can move has a radius of 121 m,…

A:

Q: A police officer in hot pursuit drives her car through a circular turn of radius 300 m with a…

A:

Q: A 1750 kg car rounds a curve on a flat road of radius 65.0 m. If coefficient of static friction is…

A: Given, m = 1750 kg    Coefficient of friction m' = 0.62   radius r = 65 m To calculate the maximum…

Q: The figure below shows a Ferris wheel that rotates four times each minute. It carries each car…

A: Given data: Frequency for rotation f = 4/min Child's mass m = 36.0 kg Diameter d = 18.0 m

Q: An owner of a speedboat loves high speed but doesn't want to go anywhere. So he tethers the…

A:

Q: A fire acrobat is swinging a fireball attached to an 80cm string in a vertical circle. If the…

A: l = r = 80 cm = 0.8 m v = 10.14 m/s T = 13 N m = ?

Static and Kinetic Friction

Kinetic friction comes into existence when there are moving surfaces means in other words we can say that the force which comes into existing between moving surfaces is known as kinetic friction.