What energy is needed (in MeV) so two deuterium atoms moving together will reach the necessary 10?14 m for fusion?
a. 0.511
b. 0.14
c. 2.5
d. 4.3
e. 1.0
b
Physics & Space Science
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In terms of energy levels of electrons, a potential well has
a. a negative value. b. a positive or a negative value. c. a positive value. d. none of these.
Physics & Space Science
A force of 10 N acts on a charge of 5.0 ?C when it is placed in a uniform electric field. What is the magnitude of this electric field?
A) 50 MN/C B) 2.0 MN/C C) 1.0 MN/C D) 0.50 MN/C E) 1000 MN/C
Physics & Space Science
Each factor in the Drake Equation has a well-known, established value
Indicate whether the statement is true or false
Physics & Space Science
The symbol indicating the number of neutrons in a nucleus is N
a. True b. False Indicate whether the statement is true or false
Physics & Space Science