If a car takes a banked curve at less than the ideal speed, friction is needed to keep it from sliding toward the inside of the curve (a real problem on icy mountain roads).   A.)Calculate the ideal speed in (m/s) to take a 80 m radius curve banked at 15° B.)What is the minimum coefficient of friction needed for a frightened driver to take the same curve at 20.0 km/h?

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: A car of mass m follows a truck of mass 2m around a circular turn. Both vehicles move at speed v.…

A: mass of car =  m mass of truck = 2 m  (a) Let the radius is r and the velocity is v.  Centripetal…

Q: A civil engineer designs a banked road that needs to have a curvature of 38 meters. If the angle is…

A:

Q: A car rounds an unbanked curve of radius 60 m. If the coefficient of static friction between the…

A: Given:  radius,r = 60 m  coefficient of friction = 0.66

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

A:

Q: What is the ideal speed to take a 112-m-radius curve banked at a 21' angle? m/s Submit Question

A: Given that            The radius of the curved path is (r) = 112m             It is banked at θ =…

Q: A circular curve of highway is designed for traffic moving at 40 mi/h. (a) If the radius of the…

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Q: What is the ideal speed to take a 100.0-m-radius curve banked at a 20.0° angle?

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Q: SPH4UIDynamics 2. A car rounds a very icy (i.e. frictionless) curve on the highway that is banked at…

A: Given:-  A car rounds a very icy (i.c. frictionless) curve on the highway that is banked at an angle…

Q: What is the ideal speed to take a 95 m radius curve banked at a 10.0° angle?

A:

Q: A 40.0-kg child takes a ride on a Ferris wheel that rotatesfour times each minute and has a diameter…

A: (a)Write the expression for centripetal acceleration.

Q: A roadway for stunt drivers is designed for racecars moving at a speed of 40 m/s. A curved section…

A: Given: Speed of racecars v = 40 m/s. radius of circular arc r = 230 m.

Q: A string 0.6m long is used to whirl a 1.5-kg yoyo in a vertical circle at a uniform velocity of…

A:

Q: need help

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Q: ou are exiting a highway and need to slow down on the off-ramp in order to make the curve. It is…

A: Frictional force of mass m with coefficient of static friction μ, =μmg Centripetal force of mass m…

Q: What is the ideal speed to take a 100 m radius curve banked at a 20.0° angle?

A: radius, r = 100 m  Angle, A = 20° The formula used is  tan A = v2r g where, v is the speed and r is…

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

A: The roads are banked at the turn to avoid the dependence on friction. When the speed of car is…

Q: A 1000kg car goes round a smooth circular bend of radius 75m that is banked at 30°(a) what is the…

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Q: a vehicle with a mass of 2.5x10^3 kg is driving at a speed of 56 km/h around a level roadway with a…

A: Given , mass of vehicle , m = 2.5×10-3 kg             Speed , v = 56 km/hr =56×518 = 15.56 m/s…

Q: What is the maximum speed (in m/s) that a car with a mass of 450 kg can have at point B in order for…

A: Here, the weight of the car provides the centripetal force.

Q: Right after Princess Peach has thrown a turtle shell at Mario to take the lead, she comes up on a…

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Q: n an attempt to make a curve in a road safer, the radius of curvature of the section of horizontal…

A: Let initial radius be r Hence, the final radius is 2r We also have initial speed limit v1 as 40 km/h…

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: A highway curve with a radius 900.0 ft is to be banked so that a car traveling 55.0 mph will not…

A:

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

A: Solution: given that radius r = 80 m theta = 15 degree v2 = 30 km /h=8.33 m/s

Q: (III) A curve of radius 78 m is banked for a design speed of 85 km/h If the coefficient of static…

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Q: A coin placed 30.0cm from the center of a rotating, horizontal turntable slips when its speed is…

A: Given  Radius r=0.3m Speed v=0.5m/s

Q: A car travels at a steady 40.0 m/s around a horizontal curve of radius 200 m. What is the minimum…

A: Given: Velocity is denoted by , v=40 m/s Radius is denoted by , r= 200m To find: Minimum coefficient…

Q: A woman places her briefcase on the backseat ofher car. As she drives to work, the car negotiates an…

A: Given,The radius of the curve, r = 62mSpeed of the car, v = 15m/s

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: ) Sammy is driving a 1575 kg car at 121km/h in a horizontal plane around a banked curve with a…

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Q: An amusement ride has the passengers upside down in an inside loop. If the velocity is 20m/s, at the…

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Q: Racing on a flat track, a car going 32 m/s rounds a curve 56 m in radius. a. What is the car's…

A: Given  Velocity = 32 m/s Radius = 56 m (a) We know the expression for Centripetal acceleration is Ac…

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

A: A) radius of curve (r) = 85 m banking angle (θ) = 15o

Q: What is the ideal speed to take a 100 m radius curve banked at a 10.0° angle?

A: Given: Angle = 10oRadius, R = 100 mFind: The ideal speed.

Q: A fighter pilot, whose mass is 65 kg, completes a vertical loop of radius R=450m with a constant…

A: Given data: Mass of fighter pilot is, m=65 kg. Radius of loop is, R=450 m. Constant speed is, v=261…

Q: In addition to their remarkable top speeds of almost 60 mph, cheetahs have impressive cornering…

A:

Q: A racing bus rounds a corner on a banked bus-racing track.The radius of curvature of the turn is R…

A: Draw the free-body diagram of the bus as below.

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

A: (a) Ideal speed to move in a curved and banked path tanθ=v2Rgv=Rgtanθ=105 m9.8 m/s2tan15°=16.6…

Q: A roadway for stunt drivers is designed for racecars moving at a speed of 36 m/s. A curved section…

A: Given information: Here, v is the car’s speed on the banked road and r is the radius of the…

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

A:

Q: What is the maximum speed (in m/s) that a car with a mass of 370 kg can have at point B in order for…

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 of the car can be  calculated using the given relation,