(a)
weight component due to gravity = component of centrifugal
force
mg sinθ = (mv²/r) cosθ
v = sqrt[gr tanθ]
v = sqrt[(9.8 m/s²)(85 m) tan20°]
v = 17.41 m/s
What is the ideal speed to take a 85 m radius curve banked at a 20.0...
What is the ideal speed to take a 95 m radius curve banked at a 20.0° angle? m/s
What is the ideal speed to take a 100.0-m-radius curve banked at a 20.0° angle? Hint, although this problem has an incline, it is easier to solve with the standard coordinate system with the x-direction horizontal, and the y-direction vertical.
What is the ideal speed to take a 105 m radius curve banked at a 30.0° angle? m/s
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 to take a 85 m radius curve banked at 15°. m/s (b) What is the minimum coefficient of friction needed for a frightened driver to take the same curve at 30.0 km/h?
what is the ideal speed to take a 85 m radius curve banked at
30.0 angle
4) Provide acceptable IUPAC name for the structure below 5) Provide a complete name that includes the descriptor for the alkene shown below H2SO4 You Husoo HCI w 1) BH 2) H2O, OH NBS DMSO H2O 6) Draw the two products that result from ozonolysis of 2-methyloct-2-ene 7) Which reagent adds to an alkene exclusively in an ANTI fashion? A)HPd-C (B) Brz (C BH3,...
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 to take a 95 m radius curve banked at 15°. m/s (b) What is the minimum coefficient of friction needed for a frightened driver to take the same curve at 10.0 km/h?
A highway curve of radius 70 m is banked at a 15° angle. At what speed vo can a car take this curve without assistance from friction?
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 to take a 115 m radius curve banked at 15°. 7.37754m/s (b) What is the minimum coefficient of friction needed for a frightened driver to take the same curve at 25.0 km/h?
A concrete highway curve of radius 70.0 m is banked at an 11 degree angle. What is the maximum speed with which a 1200 kg rubber-tired car can take this curve without sliding? (Take the static coefficient of friction of rubber on concrete to be 1.0.)
Two banked curves have the same radius. Curve A is banked at 10.9 °, and curve B is banked at an angle of 18.8 °. A car can travel around curve A without relying on friction at a speed of 17.1 m/s. At what speed can this car travel around curve B without relying on friction?