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An air-track glider attached to a spring oscillates with a period of 1.50s . At t=0s the glider is 5.10cm left of the equilibrium position and moving to the right at 37.0cm/s .
What is the phase constant?
A 15 kg brick rests on a roof that is at an angle of 40º to the horizontal. What is the component of the force into the surface of the roof
A rocket ship at rest in space gives a short blast of its engine, firing 90 kg of exhaust gas out the back end with an average velocity of 700 m/s.
The lens of an endoscope is carefully matched such that the light ray from the edge of the lens enters the fiber at an angle. What focal length should the lens have
A full cylinder has an absolute pressure of 1.9 107 Pa when the temperature is 300 K. Find out the mass of oxygen in the cylinder.
A certain crystal has a set of planes 0.31 nm apart. A beam of neutrons strikes the crystal at normal incidence, What is the de Broglie wavelength of the neutrons
If the Hawaiian hot spot is a fixed hot spot, which of directions is closest to the direction that the Pacific Plate was apparently moving as the Emperor Seamount Chain formed.
If you put a 0.28 kg mass 15 cm from the axis of a massless disk, and you apply a 0.4 N force on a string wrapped at the disk's edge, what is the resulting angular acceleration
What is the acceleration of the baseball and what is the acceleration in g's - what was the rocks velocity when it hit the water?
A parallel plate capacitor has a capacitance of 4.5 µF when filled with a dielectric. The area of each plate is 3.3 m2 and the separation between the plates is 8.00 10-5 m. What is the dielectric constant of the dielectric?
An electron moving horizontally at 3.15 x 106 m/s enters a vertical magnetic field, Find the magnitude of the magnetic field in tesla (T)
A computer is reading data from a rotating CD-ROM. At a point that is 0.037 m from the center of the disc, the centripetal acceleration is 120 m/s2. What is the centripetal acceleration at a point that is 0.054 m from the center of the disc
A block with mass m = 7.0 kg is attached to two springs with spring constants kleft = 37.0 N/m and kright = 48.0 N/m. The block is pulled a distance x = 0.21 m to the left of its equilibrium position and released from rest. 1) What is the magnitud..
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