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A tow truck is pulling a car out of a ditch by means of a steel cable (Y = 2.0 x 1011 N/m2) that is 8.87 m long and has a radius of 0.462 cm. When the car just begins to move, the tension in the cable is 886 N. How much has the cable stretched?
In a Carnot cycle the area for each transformation corresponds to the following work: (a) isothermal expansion: 31,165 J, (b) adiabatic expansion: 21,517 J, (c) isothermal compression: 24,282 J, (d) adiabatic compression: 21,517 J. Calculate (1) the ..
there is a general understanding among the public of the traditional sentencing options available to judges while
A person is standing on a level floor. His head, upper torso, arms, and hands together weigh 401 N and have a center of gravity that is 1.39 m above the floor. find the location of the center of gravity for the entire body
The threshold of hearing in air corresponds to a frequency of 1000 Hz and an intensity of about 9.5 x 10?13 W/m^2 When someone under water hears such sound, what is the corresponding maximum displacement
A passenger walks from one side of a ferry to the other as it approaches a dock. What is the direction of the ferry's velocity relative to the water
A ball is thrown by an Italian physicist from the top of the leaning tower of Pisa at a speed of 8m/s, determine the height of the leaning tower of Pisa
A spherical water drop, 1.80 ?m in diameter, is suspended in calm air owing to a downward-directed atmospheric electric field E = 452 N/C. What is the weight of the drop
A rock is dropped from rest at earth surface (g=9.80m/s^2)and reaches the ground in 1.80s. what is the original height of the rock
In a certain particle accelerator a 5MeV beam of protons with a current of 0.5mA and beam radius of 1.5mm is shot at a target. How many protons hit the target in one second
A spacecraft orbits an unknown planet at a distance of 5.2 x 10^7 m from its center. The period of its orbit is 52 hours. What is the mass of the planet
x rays with a wavelength of .12nm undergo first-order diffraction from a crystal at 80 degree angle of incidence
A car of mass 1572 kg collides head-on with a parked truck of mass 2000 kg. what is the initial speed of the car
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