Class 12PhysicsDual Nature of Radiation and MatterEinstein's Photoelectric Equation and Energy Quantum of Radiation
DifficultThe threshold frequency of a metal with work function $6.63 \ eV$ is:
- A$16 \times 10^{14} \ Hz$
- B$16 \times 10^{12} \ Hz$
- C$1.6 \times 10^{12} \ Hz$
- D$1.6 \times 10^{15} \ Hz$
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