In May 20, 2019, the definition of kilogram was changed from the definition in terms of Pt:lr cylinder of the International Prototype of the Kilogram to the definition in terms of the three fundamental physical constants. Which of does not define it? (A) Planck constant (B) Acceleration due to gravity  (C) Speed of light in vacuum (D) Specific atomic transition frequency of Cesium (E) None of these

University Physics Volume 1
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Chapter1: Units And Measurement
Section: Chapter Questions
Problem 56P: Estimates and Fermi Calculations Assuming the human body is made primarily of water, estimate the...
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In May 20, 2019, the definition of kilogram was changed from the definition in terms of Pt:lr cylinder of the International Prototype of the Kilogram to the definition in terms of the three
fundamental physical constants. Which of does not define it?

(A) Planck constant

(B) Acceleration due to gravity 

(C) Speed of light in vacuum

(D) Specific atomic transition frequency of Cesium

(E) None of these

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