CUET · PHYSICS · PYQ PAPER 2025
Match List-I with List-II
| List-I (Physical Quantity) (According to Rutherford Model) | List-II (Formula) |
| (A) Total energy of the electron in hydrogen atom | (I) \( \frac{e^2}{8\pi\varepsilon_ R} \) |
| (B) Kinetic energy of the electron in hydrogen atom | (II) \( \frac{-e^2}{8\pi\varepsilon_ R} \) |
| (C) Radius of the circular orbit around the nucleus | (III) \( \frac{-e^2}{4\pi\varepsilon_ R} \) |
| (D) Potential energy of the electron in hydrogen atom | (IV) \( \frac{e^2}{4\pi\varepsilon_ m v^2} \) |
- A (A) - (III), (B) - (I), (C) - (II), (D) - (IV)
- B (A) - (IV), (B) - (II), (C) - (III), (D) - (I)
- C (A) - (II), (B) - (I), (C) - (IV), (D) - (III)
- D (A) - (II), (B) - (IV), (C) - (I), (D) - (III)
Answer & Solution
Correct Answer
(C) (A) - (II), (B) - (I), (C) - (IV), (D) - (III)
Step-by-step Solution
Detailed explanation
(A) Total energy of the electron in hydrogen atom - (II) \( \frac{-e^2}{8\pi\varepsilon_0 R} \) (B) Kinetic energy of the electron in hydrogen atom - (I) \( \frac{e^2}{8\pi\varepsilon_0 R} \) (C) Radius of the circular orbit around the nucleus - (IV)…
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