Find the average horizontal force exerted by the ground
Find the average horizontal force exerted by the ground on the feet of a sprinter of mass 50.0 kg who accelerates from rest to a speed of 10.0 m/s in a time interval of 1.00 s.
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A collector bought a painting by Henri Matisse for $100,000 in 1970 and sold it for $28 million in 2010. What annual return has been earned on this art investment?
Which of the following is considered a decision variable in the media selection problem of minimizing interview costs in surveying?
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To compare two kinds of front-end design, six of each kind were installed on a certain make of compact car. Then each car was run into a concrete wall at 5 miles per hour, and the following are the costs of the repairs (in dollars):
In 2010, 433,428 adult Texans were diagnosed with diabetes for the first time. What is the incidence of diabetes in Texas? Express your answer in units of per 1000 persons per year.
A 10-year annuity pays $1,250 per month, and payments are made at the end of each month. If the interest rate is 12 percent compounded monthly for the first five years, and 8 percent compounded monthly thereafter, what is the present value of the
The coeficient of kinetic friction between the crate and the incline is 0.25. If the crate moves up 6m in 4 sec then what is the force on the rope?
An electron with kinetic energy 1.64 keV circles in a plane perpendicular to a uniform magnetic field. The orbit radius is 23.0 cm. Find the speed of the electron, the magnetic field, the frequency of circling, and the period of motion.
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