Given λ₀ = 3250 × 10⁻¹⁰ m and λ = 2536 × 10⁻¹⁰ m, calculate the work function φ and energy hv.

φ = hc / λ₀ = 4.14 × 10⁻¹⁵ × 3 × 10⁸ / 3250 × 10⁻¹⁰ = 3.82eV
hv = hc / λ = 4.14 × 10⁻¹⁵ × 3 × 10⁸ / 2536 × 10⁻¹⁰ = 4.89eV
Both answers are correct
None of the above

Correct answer: Both answers are correct

Solution

The work function φ and energy hv are calculated correctly using the given formulas and constants. Both values match the provided calculations, making both answers correct.

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