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A paper airplane is given a push so that it could fly 7m/s 35° North of East, but there is wind that also pushes it 8 m/s 15° North of East.
How fast could it go and in what direction would it travel?
A Ferris wheel with a radius of 14.0 m rotates at a constant rate, completing one revolution in 30.0 s. What is the apparent weight of a 60 passenger when she is at the bottom of the wheel.
A typical GPS (Global Positioning System) satellite orbits at an altitude of 4.40 107 m. Find the orbital period of such a satellite
A 2-kg box is initially sliding at a speed of 15 m/s on a horizontal surface. What is the coefficient of kinetic friction between the box and the horizontal surface
A baseball outfielder throws a 0.150 kg baseball at a speed of 45.0 m/s and an initial angle of 28.0°. Illustrate what is the kinetic energy of the baseball at the highest point of its trajectory?
a sphere with a 2.25 meter radius and a mass of 3.5 kilogram rolls down the inclined plane shown. at the bottom of the
A 900- kg car collides with a 1300- kg car that was initially at rest at the origin of an x-y coordinate system. What was the initial speed of the lighter car (in km/h)
An ideal gas is enclosed in the container with dimensions 5m x 3m x 2m. The pressure in the gas is 2 atm(1 atm= 101.3 kPa), find the total number of molecules in the container
The gas in a cylindrical container has a pressure of 1.0 multiply.gif 105 Pa and is at room temperature (293 K). What is the final temperature of the gas
What is the rate of change entropy of the first reservoir.
The activity of a freshly prepared radioactive sample is 1010 disintegrations per second, whose mean life is 109 s. find the mass (in mg) of the radioactive sample
A human wearing cloths has about 1.0 m^2 of exposed skin. How much power does a typical human loose due to radiation
How do you establish the value of theta
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