A) Knoll and Ruska
B) Robert Hooke
C) Leeuwonhoek
D) Pasteur
Correct Answer: A
Solution :
Electron microscope is invented by Knoll and Ruska in 1932. The resolution power of this microscope is 0.3 - 0.5 nm and the final magnification can be 10 times or more.You need to login to perform this action.
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