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A hockey puck is struck with a force of 40N in an ice hockey arena. Assuming the ice provides a constant frictional force of 20N, which results in the puck accelerating at a rate of 40ms-2 determine the mass of the puck?
A laser is mounted on a table 1.00m above the ground, pointed at a vertical mirror a horizontal distance 3.48maway. At what height does the reflected beam strike the wall
Three balls with masses of 3.0 kg, 1.0 kg, and 5.0 kg are located at coordinates (8.0m,8.5m), (8.5m,4.5m), and (4.5m,1.0m), What is the x-coordinate of the center of mass
A person is riding a bicycle, and its wheels have an angular velocity of 12.1 rad/s. What is the anguar acceleration (in rad/s2) of each wheel
If the boy is traveling at 1 m/s relative to the ground, explain how fast does the boy appear to be moving relative to the woman? show your work.
When yellow sodium light, ?=589nm, falls on a diffraction grating, its first-order peak on a screen 55.0cm away falls 3.29cm from the central peak. What is the wavelength of the new source
A reporter in the press box looks at an angle of 10.0 below the horizontal to see second base, find the horizontal distance from the press box to second base
Two small plastic spheres each have a mass of 1.9g and a charge of -52.0 nC. They are placed 3.0cm apart (center to center). A) What is the magnitude of the electric force on each sphere
two children are playing a game in which they try to hit a small box on the floor with a marble fired from a spring-loaded gun that is mounted on a table. How far should Rhoda compress the spring to score a direct hit
One of the attempts to contain the spill involved pumping drilling mud into the well to balance the pressure of escaping oil against a column of fluid (drilling mud) having a density significantly higher than that of seawater and oil.
Construct a point charge configuration with three charges where there is a point (not at infinity) where the electric field is zero.
In a television picture tube, electrons strike the screen after being accelerated from rest through a potential difference of 33 500 V. find the electron speed just before the electron strikes the screen
Calculate the increase in internal kinetic energy (that is, for the ship and the shell). This energy is less than the energy released by the gun powder-significant heat transfer occurs
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