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A 2.0 m-long string vibrates at its second-harmonic frequency with a maximum amplitude of 1.5cm . One end of the string is at x =0cm . Find the oscillation amplitude at X=10, 20,30,40,50,60.
An electron beam contains electrons that move along the +x-axis at 0.020c. The beam enters a region of length 1.0 m and runs parallel to a wire that carries a 0.20-A current in the +x-direction.
In a photoelectric effect experiment, a metal sample is illuminated by 10.0 mW of ultraviolet light of wavelength 240 nm. What is the longest wavelength of light that can knock electrons out of this metal
In a laboratory experiment, one end of a horizontal string is tied to a support while the other end passes over a frictionless pulley and is tied to a 1.9kg sphere, What is the diameter of the sphere
Four objects are situated along the y axis as follows: a 2.06 kg object is at +2.96 m, a 2.97 kg object is at +2.42 m, a 2.51 kg object is at the origin, Where is the center of mass of these objects
A 368g oscillator has a speed of 98.5cm/s when its displacement is 2.70cm and 72.0cm/s when its displacement is 5.00cm. What is the oscillator's maximum speed?
The diffraction pattern shown in the figure is produced by passing laser light ( = 620 nm) through a single slit and viewing the pattern on a screen 1.84 m behind the slit, What is the width of the slit
Suppose the first stage of a two-stage rocket has total mass 1.30×10^4 kg, of which 1.10×10^4 kg is fuel. The total mass of the second stage is 1000 kg, of which 700 kg is fuel. What is the final speed of the second stage
question the mean diameters of x and y two planets in the same solar system are 6.4 x 103 km and 1.2 x 104 km
A man stands on the roof of a building of height 16.8m and throws a rock with a velocity of magnitude 31.8m/s, Calculate the magnitude of the velocity of the rock just before it strikes the ground
Two satellites are in circular orbits around a planet that has radius 9.00×10^6m. What is the orbital speed of the second satellite
A room has dimensions 2.98 m (height) × 4.59 m × 6.03 m. A fly starting at one corner flies around, ending up at the diagonally opposite corner. What is the magnitude of its displacement
At time t = 0 s, apple 1 is dropped from a bridge onto a roadway beneath the bridge; somewhat later, apple 2 is thrown down from the same height.
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