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Dual Nature of Radiation question

2024 · 27 Jan · Shift 2 · Q69
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  5. /2024 · 27 Jan · Shift 2 · Q69

Dual Nature of Radiation question

2024 · 27 Jan · Shift 2 · Q69

JEE MainPhysicsDual Nature of RadiationMCQ+4 / −1
The threshold frequency of a metal with work function 6.63 eV6.63 \mathrm{~eV}6.63 eV is :
  1. A
    16×1015 Hz16 \times 10^{15} \mathrm{~Hz}16×1015 Hz
  2. B
    16×1012 Hz16 \times 10^{12} \mathrm{~Hz}16×1012 Hz
  3. C
    1.6×1015 Hz1.6 \times 10^{15} \mathrm{~Hz}1.6×1015 Hz
  4. D
    1.6×1012 Hz1.6 \times 10^{12} \mathrm{~Hz}1.6×1012 Hz
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