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What
is the net static electric charge on a metal sphere having an excess of +3
elementary charges?
A.
4.7 x 10
B.
8.4 x 10
C.
4.8 x 10
D.
8.7 x 1019 C
A hydrogen atom could have an electron energy level transition from n=2 to n=3
by absorbing a photon having an energy of?
A.
1.89 eV
B.
2.04 eV
C.
2.25 eV
D.
2.87 eV
Two solid metal blocks are placed in an insulated container. If there is a net
flow of heat between the blocks, they must have different?
A.
Initial temperatures
B.
Specific Heat values
C.
Melting points
D.
Heats of fusion
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