What is the energy of a photon whose frequency is #3.0 * 10^12# Hz?

1 Answer
Dr. Hayek
Dec 27, 2015

#E=19.9xx10^(-22)J#

Explanation:

The photon energy is calculated by: #E=hnu#

where #h=6.626xx10^(-34)J*s^(-1)# is Planck's constant and #nu=3.0xx10^(12)Hz or s^(-1)# is the frequency.

#=>E=6.626xx10^(-34)J*cancel(s^(-1))xx3.0xx10^(12)cancel(s^(-1))#

#=>E=19.9xx10^(-22)J#

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