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The de-Broglie wavelength of an electron is the same as that of a 50 KeV X-ray photon. The ratio of the energy of the photon to the kinetic energy of the electron is (the energy equivalent of electron mass of 0.5 MeV)
Options
(a) (1:50)
(b) (1:20)
(c) (20:1)
(d) (50:1)
Correct Answer:
(20:1)
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Dual Nature of Matter and Radiation
(150)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which of the following atoms has the lowest ionisation potential?
- The potential difference that must be applied to stop the fastest photoelectrons
- The mass of a lift is 2000kg. When the tension in the supporting cable is 28000N, then its acceleration is
- A proton is projected with a speed of 3×10⁶ m/s horizontally from east to west.
- A electric dipole is placed at an angle of 30⁰ to a non-uniform electric field.
Topics: Dual Nature of Matter and Radiation (150)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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