Question

What us Planck's constant ?!??

Answer 1

• The Planck constant, or Planck's constant, is a fundamental physical constant denoted h, and is of fundamental importance in quantum mechanics. A photon's energy is equal to its frequency multiplied by the Planck constant.
• Due to mass–energy equivalence, the Planck constant also relates mass to frequency.

Answer 2

Answer:

Planck's constant =

6.62607004 × 10-34 m2 kg / s