Physics · 2023
JEE Main · 10 April 2023, Shift 1 · Q46
The de Broglie wavelength of a molecule in a gas at room temperature (300 K) is λ_1. If the temperature of the gas is increased to 600 K, then the de…
The de Broglie wavelength of a molecule in a gas at room temperature ($\displaystyle 300$ K) is $\displaystyle \lambda_1$. If the temperature of the gas is increased to $\displaystyle 600$ K , then the de Broglie wavelength of the same gas molecule becomes
Official answer
From NTA’s final answer key for this paper.
(3)
$\displaystyle \frac{1}{\sqrt{2}} \lambda_1$
More from Dual Nature of Matter and Radiation
- In photoelectric effect, the stopping potential (V_0) v / s frequency (ν) curve is plotted. ( h is the Planck's constant and φ_0 is work function of…2025
- The work functions of Aluminium and Gold are 4.1 eV and and 5.1 eV respectively. The ratio of the slope of the stopping potential versus frequency…2023
- An electron is released from rest near an infinite non-conducting sheet of uniform charge density ' -σ '.The rate of change of de-Broglie wave length…2025
- The work functions of cesium (Cs) and lithium (Li) metals are 1.9 eV and 2.5 eV, respectively. If we incident a light of wavelength 550 nm on these…2025
- In photoelectric experiment energy of 2.48 eV irradiates a photo sensitive material. The stopping potential was measured to be 0.5 V. Work function…2024
- A particle having electric charge 3 × 10^-19 C and mass 6 × 10^-27 kg is accelerated by applying an electric potential of 1.21 V. Wavelength of the…2026
- A convex lens of focal length 40 cm forms an image of an extended source of light on a photoelectric cell. A current I is produced. The lens is…2024
- Which of the following phenomena can not be explained by wave theory of light?2025
JEE Main 2023 Physics question, with the answer from NTA’s final answer key. Where our answers come from.