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For a particle in a box of length L:
a. What is the probability of finding the particle in the region 0<x<L/3 when n=3
b. Qualitatively, how does this value change when n=1? n=2?
c. Evaluate the probability for finding the particle between x=0 and x=0.20L, n=2.
Two forces act on a 3.4 kg box. One of the forces is known to be F= 5.5 N. The acceleration is measured to be A= (-1.9i - 2.7j ) m/s2. Find the second force as a magnitude and direction
An electrically neutral thin, square metal slab, measuring 4.80cm on a side is placed in a uniform external field, What is the total charge on the negative side of the slab
A beam of 6 MeV electrons passes through a 400 micro-meter thick silicon detector. Estimate the energy lost by the electrons when crossing 200 micro-meters, 300 micro-meters and the full thickness of the detector.
Our closest stellar neighbor , alfa-centauri , is 4.3 light years away.it has been suggested that TV programs from our planet have reached this star and may have been viewed by the hypothetical inhabitants of a hypothetical planet orbiting this st..
o particles with charges +9e and -9e are initially very far apart (effectively an infinite distance apart). which is the change in the electric potential energy
A thin, uniform rod is hinged at its midpoint. To begin with, one-half of the rod is bent upward and is perpendicular to the other half. What is the angular velocity of the straight rod
A 78.3?kg bungee jumper is enjoying an afternoon of jumps. The jumper's first oscillation has an amplitude of 10.3m and a period of 4.75s. find the spring constant of the bungee cord
A large optical telescope with an aperture of diameter 2.6 m is used to study the Moon. What is the size of the smallest feature on the Moon
The moon orbits the earth at a distance of 3.85 x 10^8 m.Assume that this distance is between the centers of the earth andthe moon and that the mass of the earth is 5.98 x 10^24 kg. Find the period (in days) for the moon’s motion around the earth.
A phonograph slows from an initial 45.0 rpm at a rate of 0.0500 rad/s^2. How long does it take to come to rest? How many revolutions does it make before stopping
The ultracentrifuge is an important tool for separating and analyzing proteins in biological research. If the samples are 11 cm from the axis if the rotor and the ultracentrifuge spins at 6.5×10^4 rpm, what is the magnitude of the net force on the ..
According to highly accurate GPS-measurements , the continent of North America is drifting with a speed of 1cm/year. estimate the kinetic energy the continental US has
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