Determine components of pendulum displacement
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.
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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?
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?
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?
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
In a 100 m race, Maggie and Judy cross the finish line in a dead heat, both taking 11.4 s. Accelerating uniformly, Maggie took 1.80 s and Judy 2.90 s to attain maximum speed, which they maintained for the rest of the race. What was Maggie's accel
A cube of ice is taken from the freezer at -8.5 C and placed in a 95-g aluminum calorimeter filled with 310 g of water at room temperature of 20.0 C. the final situation is observed to be all water 17 C. what was the mass of the ice cube?
Friction provides the force needed for a car to travel around a flat, circular race track. What is the maximum speed at which a car can safely travel if the radius of the track is 83.0 m and the coefficient of friction is 0.44?
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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