1A photon carries 2.56 eV of energy. What is the photon’s frequency? (h = 6.626 x 10-34 J·s; 1 eV = 1.60 x 10-19 J)   6.03 x 1014 Hz   1.70 x 1014 Hz   3.86 x 1014 Hz   2.71 x 1014 Hz 2The frequency of violet light is 7.5 x 1014 Hz. How much energy does a photon of violet light carry? (h = 6.626 x 10-34 J·s; 1 eV = 1.60 x 10-19 J)   0.148 eV   2.73 x 10-2 eV   3.14 x 10-3 eV   3.11 eV   3During a photoelectric effect experiment, light possessing 2.53 eV of energy is incident on the photosensitive material. Electrons are emitted with an energy of 1.71 eV of energy. What is the work function of the material?   4.24 eV   2.53 eV   1.71 eV   0.82 eV

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Nature of light

Light is transverse and electromagnetic radiation that exhibits the properties of a wave as well as a particle. For this reason, light is said to have a “dual nature.”