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
No comments:
Post a Comment
Please add any Info about the MCATs that you think may be helpful to our readers. Thanks!