As an engineer, you want to design a banked curve on a freeway off-ramp. What should the angle you pick accomplish? A. A car moving faster than the posted speed could make the turn with some friction B. A car moving at the posted speed could make the turn even if the road is icy (no friction) C. A car would feel no acceleration as it made the turn D. A car would need to move slower than the posted speed to make the turn in all weather conditions.

Q: 3. A car makes an unbanked turn of radius 60 meters. The coefficient of static friction between the…

A:

Q: If a car takes a banked curve at less than the ideal speed, friction is needed to keep it from…

A: Since tana=v^2/rg. a=15' r=110m. Therefore -v=(tana×rg)^0.5. =17m/s

Q: An 825-kg race car can drive around an unbanked turn at a maximum speed of 54 m/s without slipping.…

A:

Q: A circular curve of highway is designed for traffic moving at 60 km/h. Assume the traffic consists…

A: a) The velocity that would put the car on the verge of slipping is given by,

Q: At takeoff a commercial jet has a 70.0 m/s speed. Its tires have a diameter of 0.400 m. (a) At how…

A: Linear speed of commercial jet (v) = 70 msdiameter of tires (d) = 0.400 m radius of tires (r) =…

Q: Q3: A car travels at a constant speed of 12.6 m/s on a level circular curve of radius 54m. (a) What…

A:

Q: 24) A 700-kg car traveling at 24.5 m/s is going around a curve having a radius of 120 m that is…

A: Given: mass of car, m = 700 kg  radius of circular turn, R = 120 m  speed of car, v = 24.5  angle of…

Q: At takeoff a commercial jet has a 75.0 m/s speed. Its tires have a diameter of 0.550 m. (a) At how…

A:

Q: a- Calculate the centripetal force exerted on 900 kg car that negotiates a 500 m radius curve at 25…

A:

Q: The driver of a 1300kg car wants to turn a corner of radius 57m at a speed of 12m/s. (a) What is the…

A: (a) Centripetal force FC=mv2r=1300 kg12 ms257 m=3284.21 N

Q: If a car takes a banked curve at less than the ideal speed, friction is needed to keep it from…

A: Given: Radius, r = 85 mAngle = 15oFind; (a) The ideal speed, v.(b) The minimum coefficient of…

Q: What is the minimum coefficient of friction needed for a frightened driver to take the same curve at…

A: Given data: r = 80 mθ = 15° a) the ideal speed of car v1 The velocity v1 is given by tan θ = v12r .…

Q: At takeoff a commercial jet has a 50.0 m/s speed. Its tires have a diameter of 0.700 m. (a) At how…

A:

Q: At takeoff a commercial jet has a 45.0 m/s speed. Its tires have a diameter of 0.550 m.(a) At how…

A: Since you have uploaded a question with multiple sub-parts, we will solve the first three sub-parts…

Q: Pilots can be tested for the stresses of flying high-speed jets in a whirling "human centrifuge,"…

A:

Q: 18. mmh A car is safely negotiating an unbanked circular turn at a speed of 21 m/s. The road is dry,…

A: Consider the Newton’s second law, for case 1, The speed will be,

Q: A 600-kg car traveling at 24.5 m/s is going around a curve having a radius of 120 m that is banked…

A: Mass of car (m) = 600 kg Speed of car (v) = 24.5 msRadius of curve (r) = 120 m Banking angle (θ) =…

Q: 1) A car moving at 12.0 m/s tries to negotiate a corner in a circular roadway of radius 15.0 m. The…

A: When car turns on a curve path a centripetal force starts working on it and it pushes the car to the…

Q: 73. A child of mass 40.0 kg is in a roller coaster car that travels in a loop of radius 7.00 m. At…

A:

Q: At what speed will a car round a 52-m-radius curve, banked at a 45° angle, if no friction is…

A: for such question to calculate safe speed when friction is absent use the formulla :- v2 = (tanΦ)…

Q: At takeoff a commercial jet has a 60.0 m/s speed. Its tires have a diameter of 0.400 m. (a) At how…

A: Part A. Angular velocity is given by: w = V/r V = 60.0 m/sec r = 0.400/2 = 0.200 m w = (60.0…

Q: 11. You are riding a 1500-kg car. The car makes a left turn in a corner with a 50 m radius. If the…

A: Given: The mass of the car is 1500 kg. The radius of the turn is 50 m. Introduction: When a car…

Q: If a car takes a banked curve at less than a given speed, friction is needed to keep it from sliding…

A: Given Radius r = 84 m Angle θ = 14o

Q: 3. An amusement park ride consists of a large vertical cylinder that spins about its axis fast…

A: (a) The number of minimum revolutions per minute is, n=gμR=9.8 m/s20.257 m=2.4 rev/s Solve the…

Q: 1 A 540 kg car is merging onto the interstate on a banked curve. The curve is banked 7.1 degrees…

A:

Q: At takeoff a commercial jet has a 45.0 m/s speed. Its tires have a diameter of 0.550 m. (a) At how…

A: The speed of the jet, v = 45.0 m/s The diameter of the tires, D = 0.550 m Therefore, the radius of…

Q: 12. A car magazine reports that a 1100 kg car has skid pad results of 0.80 g. This is an indication…

A:

Q: A 950-kg race car can drive around an unbanked turn at a maximum speed of 46 m/s without slipping.…

A: If a particle moves in a circle of radius r with a constant speed v, its acceleration is v2r…

Q: If a car takes a banked curve at less than the ideal speed, friction is needed to keep it from…

A: It is given that,

Q: At takeoff a commercial jet has a 50.0 m/s speed. Its tires have a diameter of 0.550 m.(a) At how…

A: a)Relation between linear velocity and angular velocity is,

Q: A centrifuge in a medical research laboratory rotates at an angular speed of 3,650 rev/min. When…

A:

Q: If a car takes a banked curve at less than the ideal speed, friction is needed to keep it from…

A: (a) The ideal speed be calculated as, tanθ=v2rgv=rgtanθ=140 m9.8 m.s-2tan18°=445.79≃21.11…

Q: A 890-kg race car can drive around an unbanked turn at a maximum speed of 42 m/s without slipping.…

A: Given that:M=890 kgvmax=42 m/sR=130 mF=12000 N

Q: 4. A car rounds a banked curve as we will discuss in class on Tuesday. The radius of curvature of…

A: "Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: . A 5 Kg cat sits 2 m from the center of a merry go round. The merry go round is set in motion, and…

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Q: A truck is (still!) going around a roundabout somewhere in Wisconsin. The roundabout has a radius of…

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Q: 3. A coin is placed 12.0 cm from the axis of a rotating turntable of variable speed. When the speed…

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Q: A marble rolls down an incline at 35° from rest. a. What is its acceleration? m/s2 a b. How far does…

A: Given data:  Marble rolls down the incline  Inclined angle (θ) = 35° Initial velocity (Vi) = 0 m/s…

Q: Q2) A steel ball rotates CCW around the inside of a 20 cm radius wheel. Initially, the ball rotates…

A: Given data: Radius of wheel is, r=20 cm=0.2 m. Initial rotational speed is, N1=100 rpm. Final…

Q: If a car takes a banked curve at less than the ideal speed, friction is needed to keep it from…

A: Given: radius r =105m angle theta = 15o speed of frightened driver v2 =20km/h = 5.56 m/s

Q: 1. A vehicle is slowing down at a rate of 2.5 m/s², If the tires of radius 0.30 m have…

A: As per Bartleby guidelines I have solved first question out of multiple questions and if you want…

Q: If a car takes a banked curve at less than the ideal speed, friction is needed to keep it from…

A: a. the ideal speed of the car can be  calculated using the given relation,

Q: Q1): A bicycle mechanic mounts a bicycle on the repair stand and starts the rear wheel spinning from…

A: