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If Planck's constant were smaller

What is the energy of a single photon with a frequency of 7 x 10^8 Hz. (hint Planck's constant = 6.626 x 10^-34)To type an
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2. asked by Anonymous
3. 675 views
If Planck's constant were smaller than it is, would quantum phenomena be more or less conspicuous than they are now?
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2. asked by Brann
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What is the de Broglie wavelength of an oxygen molecule, O2 traveling at 521 m/s? Is the wavelength much smaller or much larger
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2. asked by Lauren
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How do you convert a constant to a unitless number? For example Planck's constant.
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2. asked by Mel
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ince 2019, the values of the following constants have been definedexactly in the SI system: Speed of light c = 2.99792458 ×
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2. asked by Shahid Rehman
3. 72 views
What is the energy of a photon with a frequency of 1.7 × 1017 Hz? Planck’s constant is 6.63 × 10–34 J•s.1.1 × 10–17 J
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What is the energy of a photon with a frequency of 2.2 × 1016 Hz? Planck’s constant is 6.63 × 10–34 J•s.1.5 × 10–17 J
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2. 9 views
What is the wavelength of a photon with an energy of 6.35 10-19 J? (The speed of light in a vacuum is 2.998 108 m/s. Planck's
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2. asked by mary
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What is the energy of a photon with a wavelength of 8.45 102 nm? (The speed of light in a vacuum is 2.998 108 m/s. Planck's
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2. asked by mary
3. 720 views
What is the frequency of a photon with an energy of 7.40 10-18 J? (The speed of light in a vacuum is 2.998 108 m/s. Planck's
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2. asked by mary
3. 592 views