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Physics
Physics
Problem
Which of the following equations correctly gives the energy
E
E
E
of a single photon whose frequency is
f
f
f
? a)
E
=
h
f
2
π
E = \dfrac{h f}{2\pi}
E
=
2
π
h
f
b)
E
=
1
2
h
f
E = \dfrac{1}{2} h f
E
=
2
1
h
f
c)
E
=
h
f
E = h f
E
=
h
f
d)
E
=
2
h
f
E = 2 h f
E
=
2
h
f
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