A uniform charge density of 500 nC/m3 is distributed throughout a spherical volume (radius = 16 cm). Consider a cubical (4.0 cm along the edge) surface completely inside the sphere. Determine the electric flux through this surface
a. 7.1 N / m2/C
b. 3.6 N / m2/C
c. 12 N / m2/C
d. 19 N / m2/C
e. 970 N / m2/C
b
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Matter Waves: A certain crystal has a spacing of 0.442 nm between atoms. A beam of neutrons moving with a speed of 1640 m/s perpendicular to the surface is diffracted as it passes through the crystal. What is the angle from the central maximum to the next interference maximum? (mneutron = 1.675 × 10-27 kg, h = 6.626 × 10-34 J ? s)
A. 17.0° B. 21.0° C. 33.1° D. 60.0° E. 90.0°
Synchrotron radiation found with active nuclei implies strong ________ fields directing and accelerating the electrons trapped in them
Fill in the blank(s) with correct word
Which of the following is not a method of producing nuclear fusion?
a. heating a magnetically confined plasma b. forcing nuclei together using lasers c. cooling nuclei to very cold temperatures d. forcing nuclei together with a nuclear fission explosion
A charged particle is injected into a uniform magnetic field such that its velocity vector is perpendicular to the magnetic field vector. Ignoring the particle's weight, the particle will
A) move in a straight line. B) follow a spiral path. C) follow a circular path. D) move along a parabolic path. E) immediately stop.