Question

what is a blank constant​

Answer 1

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The Planck constant is a fundamental physical constant. It is written as h. The Planck constant has dimensions of physical action: energy multiplied by time, or momentum multiplied by distance.

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Answer 2

Answer:

The Planck constant is a fundamental physical constant. It is written as h. The Planck constant has dimensions of physical action: energy multiplied by time, or momentum multiplied by distance. ... In SI Units the Planck constant is exactly 6.62607015×10−34 J·s (by definition