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Two particles execute simple harmonic motion of the same amplitude and frequency along close parallel lines. They pass each other moving in opposite directions each time the displacement of the first particle is 1/3 of its amplitude. What is their phase difference?
An arrow is launched from a height of 1.21 m above the ground with an initial velocity of 48.3 m/s, What will be the maximum height the arrow will reach during its trajectory
You press two flat pieces of glass together so that a very thin layer of air is trapped between them. What is the smallest spacing between the plates
An object with a mass of 27.0 g displaces 845.0 ml of water when it is completely immersed. What is the buoyant force on the mass
A car drives north at 48 for 10 and then turns east and goes 5 at 62 . Finally, it goes southwest at 24 for 6. Determine the cars displacement.
An ideal gas expands at a constant total pressure of 2.5 atm from 3.45 L to 6.70 L. calculate the total work done by the gas in the process
A slide projector needs to create a 86 cm high image of a 2.0 cm tall slide, What focal length does the lens need and How far should you place the lens from the slide
from the scattering of sunlight, J. J. Thomson calculated the classical radius of an electron as having the value 2.82 ×10-15 m. Sunlight with an intensity of 500 W/m2 falls on a disk with this radius.
Find density of the object
Pluto has a mass of 1.30x10^22 kg and a radius of 1.18x10^6 m. What is the acceleration due to gravity on Pluto
Find the gravitational attraction between two solid lead spheres of 1 kg mass each if the spheres are almost in contact
Suppose there is a cube made of copper. Initially, it has a net charge of zero. How will the electrons arrange themselves
We have a typical student microscope with a rotating platform that allows the user to select from three objective lenses. calculate the highest and lowest magnitude of the overall angular magnifications available
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