A photon of wavelength 490 nm behaves like a particle of a certain mass. The value of that mass is

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A photon of wavelength 490 nm behaves like a particle of a certain mass. The value of that mass is

[h = 6.63 x 10-34 Js, c = 3 x 108 ms-1]

A photon of wavelength 490 nm behaves like a particle of a certain mass. The value of that mass is

[h = 6.63 x 10-34 Js, c = 3 x 108 ms-1]

  1. 1.2 x 10-36 kg
  2. 4.5 x 10-36 kg ✓
  3. 3.6 x 10-36 kg
  4. 2.8 x 10-36 kg

Explanation

This physics concept involves analyzing the given values and applying relevant formulas. Work through the problem step by step using known equations and constants.

Identify what quantity needs to be found and which formula connects the given information to the answer. Substitute the values carefully, paying attention to units.

Check that your calculated answer matches one of the options provided. Understanding the underlying principle helps verify the solution makes physical sense.

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