Question 48 of 200
A moving proton and electron have the same de-Broglie wavelength. If and denote the and momentum respectively. Then choose the correct option :
Show answer and solution
Answer: (B) and
If is same the will be same
Dual Nature of Matter
JEE Main level, single correct, medium
If is same the will be same
JEE Main question paper PDF
Open a shift to read the full paper on this page, or download it.
Opening paper…
More Physics practice
- Dual Nature of MatterWhen radiation of wavelength falls on a metal, stopping potential is . When wavelength is , stopping potential is . The threshold wavelength is:
- Dual Nature of MatterThe slope of stopping potential versus frequency graph for photoelectric effect gives:
- Dual Nature of MatterIn a photoelectric experiment, graph of stopping potential versus frequency has slope equal to:
- Dual Nature of MatterAn oil drop of the radius with a density is held stationary under a constant electric field in the Millikan's oil drop experiment. What is the number of excess electrons that the oil drop will possess? .
- Dual Nature of MatterThe de Broglie wavelength for an electron accelerated through the potential difference of volt is . When the potential difference is changed to volt, the associated de Broglie wavelength is increased by . If , then the value of is __________.
- Dual Nature of MatterAn electron is travelling with a velocity in free space and when it enters a medium, its velocity is reduced by . The de Broglie wavelength of electron in the medium is , where is its de Broglie wavelength in free space. The value of is _______.
JEE Main Physics practice question on Dual Nature of Matter (Matter Waves), with the answer and a step-by-step solution. Scan a question from your own book or paper to get a whiteboard video.