At what range of speeds can a car safely make the curve
A curve of radius 70m is banked for a design speed of 75 km/h. If the coefficient of static friction is 0.40 (wet pavement), at what range of speeds can a car safely make the curve?
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An electron and a proton each have a thermal kinetic energy of 3×kBT/2. Calculate the de Broglie wavelength of each particle at a temperature of 2050 K. (kb is Boltzmann's constant, 1.38×10-23 J/K).
A barefoot field-goal kicker imparts a speed of 18 m/s to a football initially at rest. If the football has a mass of 0.47 kg and the time of contact with the ball is 0.021 s, what is the force exerted by the ball on the kicker's foot?
I recieved a msg. saying I needed to resubmit the question I asked yesterday but didn't say why. Here it is. I need to pick at 3 specific vitamins and 3 specific minerals; report on the health issues that are correlated with inadequate amounts of
A net force of 265 N accelerates a bike and rider at 2.30 m/s2. What is the mass of the bike and rider together?
At the same time, a 30N force at an angle of 60 degrees above the horizontal pulls on the cart to the left. What is the magnitude of the horizontal acceleration of the cart?
On a workday the average decibel level of a busy street is 73 dB, with 100 cars passing a given point every minute. If the number of cars is reduced to 40 every minute on a weekend, what is the decibel level of the street?
An 18 g rifle bullet traveling 210 m/s buries itself in a 3.9 kg pendulum hanging on a 2.6 m long string, which makes the pendulum swing upward in an arc. Determine the vertical and horizontal components of the pendulum's displacement.
A 51 kg crate, starting from rest, is pulled across a floor with a constant horizontal force of 245 N. For the first 12 m the floor is frictionless, and for the next 11.5 m the coefficient of friction is 0.17. What is the final speed of the crate
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Explain the risks of not reporting the results of your forensic assessment findings accurately. Provide specific examples.
Read "The Effect of Tart Cherry Juice Compared to a Sports Drink and Cycling Exercise Performance, Substrate Metabolism, and Recovery" from University Library
Identify and analyze one resource that provides information regarding services for dealing with and treating substance use and abuse in youth or adolescence.
Discuss how culture may influence one's perceptions. Provide an example of how culture may impact the interaction between a patient/client
Write an essay describing your achievement of a goal and your friends or family member's achievement of a goal using motivational theory
Pets can have a therapeutic effect on people; they seem to have the power to calm the anxious and cheer the depressed. Give three reasons
Review Chapter 12 and consider how your culture has impacted your worldview and personality. Pay particular attention to the section on characteristics of Cult