Multiple choice

Direction: Choose the appropriate answer from the options given below :

The first electron microscope was developed by the Knoll and ______ of Germany in 1932.

  1. Ruska

  2. Jensen

  3. Hans

  4. Vohn Mol

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Max Knoll and Ernst Ruska developed the first transmission electron microscope (TEM) in Germany in 1932, for which Ruska later won the Nobel Prize in Physics in 1986. This invention allowed scientists to see structures far smaller than light microscopes could resolve.