Question:
What is the de Broglie wavelength associated with an elector accelerated through a potential difference of 144 V?
What is the de Broglie wavelength associated with an elector accelerated through a potential difference of 144 V?
Updated On: Mar 12, 2025
- 0.0102 nm
- 1.022 nm
- 0.0102 m
- 0.102 nm
Hide Solution
Verified By Collegedunia
The Correct Option is D
Solution and Explanation
The correct option is(D):0.102 nm
Was this answer helpful?
0
0
Top Questions on Dual nature of radiation and matter
- A photon and an electron (mass \(m\)) have the same energy \(E\). The ratio \( \frac{\lambda_{\text{photon}}}{\lambda_{\text{electron}}} \) of their de Broglie wavelengths is: (\(c\) is the speed of light)
- NEET (UG) - 2025
- Physics
- Dual nature of radiation and matter
- A laser beam of frequency \( 3.0 \times 10^{14} \) Hz produces average power of 9 mW. Find (i) the energy of a photon of the beam, and (ii) the number of photons emitted per second on an average by the source.
- CBSE CLASS XII - 2025
- Physics
- Dual nature of radiation and matter
- The momentum (in kg·m/s) of a photon of frequency \( 6.0 \times 10^{14} \) Hz is:
- CBSE CLASS XII - 2025
- Physics
- Dual nature of radiation and matter
- Radiations of two frequencies are incident on a metal surface of work function 2.0 eV one by one. The energies of their photons are 2.5 eV and 4.5 eV respectively. Find the ratio of the maximum speed of the electrons emitted in the two cases.
- CBSE CLASS XII - 2025
- Physics
- Dual nature of radiation and matter
- Atomic spectral emission lines of hydrogen atom are incident on a zinc surface. The lines which can emit photoelectrons from the surface are members of:
- CBSE CLASS XII - 2025
- Physics
- Dual nature of radiation and matter
View More Questions
Questions Asked in CUET exam
- A shopkeeper increases the price of an article by 25% and then offers a discount of 20%. What is the net percentage change in the price?
- CUET (UG) - 2025
- Percentage
- In a certain code, WATER is written as YCVGT. How is HOUSE written?
- CUET (UG) - 2025
- Coding Decoding
- A person walks 10 m North, then turns right and walks 5 m, then turns right again and walks 10 m. What direction is he facing now?
- CUET (UG) - 2025
- Direction sense
- A and B can complete a task in the ratio 3:2. If together they complete the task in 20 days, how long will A alone take?
- CUET (UG) - 2025
- Time and Work
- Which data structure follows the Last-In-First-Out (LIFO) principle?
- CUET (UG) - 2025
- Data Structures
View More Questions