![](https://coimages.sciencemuseumgroup.org.uk/30/666/large_thumbnail_1928_0945__0002_.jpg)
Crookes' tube for testing whether cathode rays are emitted at right angles to a surface
Crookes' tube for testing whether cathode rays are emitted at right angles to a surface
Details
- Category:
- Electricity and Magnetism
- Object Number:
- 1888-169/51
- type:
- tubes
- credit:
- Sir William Crookes