Engineering Board Exam Reviewer · Physics · easy

Planck's constant is approximately:

1. 6.626 × 10-34 J· s
2. 6.674 × 10-11 J· s
3. 1.602 × 10-19 J· s
4. 9.109 × 10-31 J· s

Answer

A. 6.626 × 10-34 J· s

Solution

It relates photon energy to frequency.

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