General Science Biology Invention and Discoveries

What did Wilhelm Conrad Roentgen discover ?

1

Conservation of electric charge

2

Electric bulb

3

X-Rays

4

Thermodynamics

Sponsored

hivanix.in

This quiz is brought to you by hivanix.in

🌐 Web App Development

Other Tools: chatwiz.hivanix.in mmspace.hivanix.in unogame.hivanix.in

Quick Navigation

Home

Subjects

Chapters