Brenda is driving in her new car on her way to class. She is approaching a...
A roller coaster at an amusement park has a dip that bottoms out in a vertical circle of radius r. A passenger feels the seat of the car pushing upward on her with a force equal to three times her weight as she goes through the dip. If r = 18.0 m, how fast is the roller coaster traveling at the bottom of the dip? The answer is NOT 26.56
1. A roller coaster at an amusement park has a dip that bottoms out in a vertical circle of radius r. A passenger feels the seat of the car pushing upward on her with a force equal to twice her weight as she goes through the dip. If r = 28.7 m, how fast is the roller coaster traveling at the bottom of the dip? 2. A 0.21-kg ball on a stick is whirled on a vertical circle at a...
What must her minimum speed be just as she leaves the top of the cliff so that she will miss the ledge at the bottom, which is L = 2.55 m wide and h = 9.20 m below the top of the cliff? Express your answer in meters per second to three significant figures.
1-While cutting class and driving off campus to meet friends for lunch, Marie, a busy college student, is busy talking on her cell phone with her friend Steve. There is a new statute in her state making it a criminal offense to talk on a cell phone while operating a motor vehicle. Marie crashes into the side of Saul's new convertible when she looks down to pick up a can of soda she just dropped on the floor of her...
Mrs. Landingham recently purchased a new car. In addition to her down payment she will borrow $10,000 to pay for the car, which she will pay back with 60 equal monthly payments over the next five years. The stated annual interest rate is 12%, compounded monthly. If she receives the loan today and makes her first payment one month from today, what will be the amount of her first payment? I've tried so many times and I don't have any...
Shante and her husband, Mark, are having an argument over whether to purchase a new car or take a vacation. Mark is strongly pushing for a vacation because he has had no more than two days in a row off from work for over a year. Shante is strongly pushing for a new car because she currently rides the bus to work and it takes her three times longer than driving to work would. After some discussion, Mark decides to...
Mr. Big, the Pres asks you, "As a graduate of a TM (Transportation Management) class with an "A", what do you think about setting the speed for our tractors?" Give a written answer. Speed dlerences mean more interacuions hat could cause accidents,researcher says By LYNDON FINNEY Citing primarily safety issues, the American Trucking Associations last month petitioned the National Highway Traffic Safety Admin- istration to limit the maximum speed of large trucks at the time of manufacture to no more...
1. Alex has a circular pasture; she wants to plant new grass for her horses. First, she needs to know the area of the pasture. She has determined the radius to be twenty feet (20ft) 2. The grass seed is sold in bags that covers 30 square feet. How many bags would Alex need? 3. Alex got a quote from a landscaper for $3,500 to seed this area. Alex knows she can buy each bag for $85. Which is the...
M.H. is an 80-year-old Caucasian female who is married and lives with her spouse. She presents to your office today with her spouse, feeling “coocoo, I just don’t feel right.” Currently she is taking rosuvastatin prescribed by her cardiologist for hyperlipidemia and a daily 325 mg aspirin. She drinks 3-6 hard liquor drinks a day, 3-4 times a week in the evening, and has a 65-year smoking habit, currently smoking two packs per day (ppd). She has no known allergies....