What value of B should be used in a velocity selector to separate out 2.0-keV protons if E is fixed at 80 kV/m?
a. 0.18 T
b. 0.11 T
c. 0.15 T
d. 0.13 T
e. 0.23 T
d
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U, assume that the following three decays occur in sequence:(1) alpha decay(2) beta-minus decay(3) alpha decayDetermine the correct isotope that is left after each decay.
What will be an ideal response?
In spite of the fictional exploits of the starship Enterprise, "Relativity" teaches us that the maximum possible speed is what? (hint: warp = v/c)
A) "warp" 0 B) "warp" 1 C) "warp" 10 D) "warp" infinity E) "warp"
When a bar magnet is thrust into a coil of wire, a greater voltage is induced with
A) a greater number of loops in the coil. B) faster thrusting motion. C) a stronger bar magnet. D) all of the above
What component is combined with the converging lens to construct a light microscope?
a. A focusing tool for the lens. b. A second, diverging, lens. c. A second, converging, lens. d. A concave mirror. e. A convex mirror.