n engineer must design a curved exit ramp for a highway in such a way that a car, exiting at the posted speed limit of 40 mi/hr, does not depend on friction to round the curve without skidding. The radius of the curve is 161 m. At what angle with respect to the horizontal must the curve be banked?

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

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

A:

Q: Helicopter blades withstand tremendous stresses. In addition to supporting the weight of a…

A:

Q: A vehicle with a mass of 2.6x10° kg is driving at a speed of 58 km/h around a level roadway with a…

A:

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: A circular race radius 300 m is banked at an angle of 15°. If the coefficient of friction between…

A:

Q: f a curve with a radius of 128 m is properly banked for a car traveling 62 km/h what must be the…

A: The radius of the curve is 128 m.  The speed of the car is 62 km/h.  To determine: The coefficient…

Q: The maximum static coefficient of friction between the tires of a 2000 kg car and the road is µs,max…

A: Given data The car's mass is: m = 2000 kg The friction coefficient is: μs,max=0.25 The rotation's…

Q: At what angle must a freeway be banked at a curve to eliminate sideway forces parallel to the road,…

A:

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

A:

Q: A motor cyclist going along banked circular path has to lean inwards making an angle of (21° 49')…

A: To find-Speed of motor cyclist (V)=?Given-Angle of banking (θ)=210 49'Path length (l)=1 km=1000…

Q: A car is to make a turn with a radius of curvature of 60m at a speed of 27 m/s. At what angle should…

A:

Q: Railroad tracks follow a circular curve of radius 500.0 m and are banked at an angle of 5.0°. For…

A: We have to determine for trains of what speed are these tracks designed.

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

A: Please see the answer below

Q: A road with a radius of 75.0 m is banked so that a car can navigate the curve at a speed of 16.2 m/s…

A: Given:- A road with a radius of 75 m is banked  v= 16.2 m/s  When a car is going 31.2 m/s on this…

Q: A woman is riding a jet ski at a speed of 30 m/s and notices a seawall straight ahead. The farthest…

A: The expression for the distance is,

Q: An engineer must design a curved exit ramp for a highway in such a way that a car, exiting at the…

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

Q: An oval racing track with curves of radius 2230 m that are banked at an angle of 23.0°. The size of…

A: a) The required speed of the car is,

Q: A circular curve of highway is designed for traffic moving at 75 km/h. Assume the traffic consists…

A:

Q: A 2.00X103kg car rounds a circular turn of radius20,0 m. If the road is flat and the coefficient of…

A: For no skid condition, the friction force will be equal to the centrifugal force, Ff=mv2R

Q: A car is turning on a road surface with a coefficient of friction of µ = 0.30. It turns with a…

A: µ = 0.30radius,r=50 mLet V be the max. velocity of car around the turn

Q: A curve of radius 78m is banked for a design speed of 85kph. If the coefficient of static friction…

A: Radius(r)=78 m Coefficient of static friction (μ)=0.30 Designed speed =85 Kph For a banked road: On…

Q: A given highway turn has a 105 km/h speed limit and a radius of curvature of 1.4 km a. What banking…

A: The speed of the car is 105 km/h.The radius of curvature is 1.4 km.

Q: banked curve at less than the ideal speed, friction is needed to keep it from sliding toward the…

A:

Q: You are driving and approaching a banked curve, 5% slope. If the speed limit says that the maximum…

A: Banking of roads is defined as the phenomenon in which the edges are raised for the curved roads…

Q: A circular curve of highway is designed for traffic moving at 75 km/h. Assume tF traffic consists of…

A: GivenA circular curve on highway is designed for traffic moving with ,v=75 km/h ,

Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.