Calculate the kinetic energy of ejected photoelectrons and the stopping potential, given incident light wavelength and work function.

April 4, 2026Physics

ScanSolve AI Answer

April 4, 2026

Answer

3.0 \times 10^{-7} , \text{m}$

Here's the solution to the problem:

Part (a) Kinetic energy of the ejected photoelectrons.

Step 1: Identify the given values and constants.

Wavelength of incident light, $\lambda = 3.0 \times 10^{-7} \, \text{m}$
Work function for sodium metal, $\phi = 2.46 \, \text{eV}$
Charge of an electron, $e = 1.6 \times 10^{-19} \, \text{C}$
Planck's constant, $h = 6.63 \times 10^{-34} \, J \cdot \text{s}$
Speed of light,

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Here's the solution to the problem: Part (a) Kinetic energy of the ejected photoelectrons.

Asked on April 4, 2026Physics

This physics problem tests your understanding of fundamental physical laws and their applications. The step-by-step solution below breaks down the problem using relevant equations and physical reasoning.

ScanSolve AI AnswerAnswered on April 4, 2026

Here's the solution to the problem: Part (a) Kinetic energy of the ejected photoelectrons. Step 1: Identify the given values and constants. Wavelength of incident light, = 3.0 × 10^-7 \, m Work function for sodium metal, = 2.46 \, eV Charge of an electron, e = 1.6 × 10^-19 \, C Planck's constant, h = 6.63 × 10^-34 \, J · s Speed of light,