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Find the average of these quantities and their deviations
m(grams): Deviations
444 ?
422 ?
417 ?
439 ?
447 ?
Averages:? ?
calculate the average percent deviation and the maximum percent deviation . Show calculations.
A T-bar tow is used to pull 80 skiers up a 600-m long slope inclined at 15.0 degrees to the horizontal at a speed of 2.5m/s. Find the motor power required to run the T-bar
An x-ray beam with wavelength 0.270nm is directed at a crystal. What is the spacing d between the planes of the crystal
A pendulum bob with a mass of 0.39 kg is attached to a 1.5 m long string as shown. As the pendulum bob swings from point A, where the angle is (theta) =37 degrees, to point B at the bottom of its arc, decide the change in its gravitational potential ..
A 4.29-kg box is sliding across the horizontal floor of an elevator. The coefficient of kinetic friction between the box, Determine the kinetic frictional force that acts on the box
In designing rotating space stations to provide for artificial-gravity environments, one of the constraints that must be considered is motion sickness. Studies have shown that the negative effects of motion sickness begin to appear when the rotati..
A 25 g bullet fired horizontally hits a 1.45 kg block of wood placed on a horizontal surface.The bullet penetrates into the block and stays in the wood. what was the speed of the bullet
There is a uniform charge distribution of ?= 7.90 * 10^-8 C/m along a thin wire of length l=5.58 cm. Find the magnitude of the electric field at the center of the semicircle
A 25 kg swings on a playground swing. If the swing hangs down 3 m from the top bar, and the child swings out 20 degrees, what is the change in potential energy of the child
When the wire is removed, the spheres repel each other with an electrostatic force of 0.0394 N. Of the initial charges on the spheres, with a positive net charge, what was (a) the negative charge in coulombs on one of them and (b) the positive cha..
A sealed cylindrical container of diameter 15.0 cm and height 52.5 cm contains nine (9) times Avogadro's number of an ideal gas at a temperature of 12.2 degrees Celsius. Calculate the pressure exerted on the wall of the cylinder
An electron is moving in the +y direction at 4.7 x 105 m/s when it encounters a magnetic field of 2.5 T coming out of the page. What is the magnetic Force (FB) acting on the electron
A 23 bullet traveling 240 penetrates a 4 block of wood and emerges going 170. If the block is stationary on a frictionless surface when hit, how fast does it move after the bullet emerges.
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