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Derivations
🔥 APPEARED IN 3 BOARD SETS
Consider a neutron (mass m) of kinetic energy E and a photon of the same energy. Let $\lambda_{\text{n}}$ and $\lambda_{\text{p}}$ be the de Broglie wavelength of neutron and the wavelength of photon respectively. Obtain an expression for $\frac{\lambda_{\text{n}}}{\lambda_{\text{p}}}$.
01 // VERIFIED BOARD OCCURRENCES
| Year | Paper Code | Set | Position |
|---|---|---|---|
| CBSE 2024 | Series Other | Set 1 | Question 20 |
| CBSE 2024 | Series Other | Set 1 | Question 18 |
| CBSE 2024 | Series Other | Set 1 | Question 19 |
02 // OFFICIAL CBSE MARKING SCHEME BREAKDOWN
- Step 1: Stating the fundamental formula / law statement (+1 Mark)
- Step 2: Intermediate mathematical substitution or proof steps (+1 Mark)
- Step 3: Correct final value or conclusion with mandatory SI units (+1 Mark)