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A
(P type) semiconductor is formed by adding impurities, which provide extra
____.
A.
Electrons
B.
Neutrons
C.
Photons
D.
Holes
A student measures a current of .05 ampere through a P type semiconductor. If
the battery connections are reversed, the current through the semiconductor
will be?
A.
Less than .05 ampere
B.
Greater than .05 ampere
C.
The same
What is the approximate bind energy of a helium nucleus that has a mass defect
of 5.2 x 10-29 kilogram?
A.
4.6 x 10+18
B.
4.6 x 10-15
C.
4.7 x 10-12
D.
4.7 x 10-18
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