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The additional energy that should be given to an electron to reduce its de-Broglie wavelength from 1nm to 0.5nm is
Options
(a) 2 times the initial kinetic energy
(b) 3 times the initial kinetic energy
(c) 0.5 times the initial kinetic energy
(d) 4 times the initial kinetic energy
Correct Answer:
3 times the initial kinetic energy
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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- A body travels 200 cm in the first two seconds and 220 cm in the next 4 secs
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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
- When ₉₀Th²²⁸ transforms to ₈₃Bi²¹², the number of emitted α and β particles
- A body travels 200 cm in the first two seconds and 220 cm in the next 4 secs
- The energy released by the fission of one uranium atom is 200 MeV.
- A piece of iron is heated in a flame. It first comes dull red then becomes reddish
- When the angle of incidence is 60° on the surface of a glass slab, it is found
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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