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PUNJAB BOARD PREVIOUS YEAR PAPERS-Particle Nature of Radiation-Exercise
- Write down the relation between energy and momentum of photon.
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- Define the photoelectric work function of a metal..
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- Which photon is more energetic, green or blue?
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- Define stopping potential.
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- Define thresold frequency for photoelectric emiision.
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- Which photon is more energetic: A red one or violet one?
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- Define the photoelectric work function of a metal..
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- Define stopping potential.
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- Define the term threshold frequency.
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- Define thresold wavelength for phtoelectric effect.
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- Define work function.
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- What are photo-electrons?
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- On what factors does the threshold frequency depend?
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- What must be the main feature of a metal used for photoelectric emiss...
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- Define thresold wavelength for phtoelectric effect.
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- What is photon?
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- Define stopping potential.
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- Select the correct option: The mass of photon at rest is
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- Select the correct option:
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- If the intensity of incident radiataions on a metal is doubled, what h...
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