5 - Dual Nature of Matter: de Broglie Hypothesis
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Practice Questions
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What is the de Broglie hypothesis?
💡 Hint: Think about the nature of light.
Calculate the de Broglie wavelength of an electron with a momentum of 1.6 x 10^-24 kg m/s. Given Planck's constant is 6.626 x 10^-34 J·s.
💡 Hint: Use the formula λ = h/p.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does the de Broglie Hypothesis propose?
💡 Hint: Consider how light behaves.
Is the de Broglie wavelength equation applicable to large objects?
💡 Hint: Think about the implications of large mass in the formula.
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Challenge Problems
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A neutron has a mass of 1.675 x 10^-27 kg and is moving at a speed of 1.0 x 10^6 m/s. Calculate its de Broglie wavelength.
💡 Hint: Use the de Broglie equation and remember to convert units if necessary.
Discuss what experimental evidence might be required to support the de Broglie hypothesis if it weren't already established.
💡 Hint: Consider the characteristics of light phenomena in your response.
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