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JEE Main 2019
10-01-2019 S1
Question
In an electron microscope, the resolution that can be achieved is of the order of the wavelength of electrons used. To resolve a width of $7.5 \times 10^{-12} \mathrm{~m}$, the minimum electron energy required is close to
Select the correct option:
A
100 keV
B
1 keV
C
500 keV
D
25 keV
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
Solution
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Question Tags
JEE Main
Physics
Medium
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