state gov DDA Patwari Test Series General Knowledge Science Technology and Inventions

What was invented by Samuel Colt?

1

Revolver

2

Refrigerator

3

Safety Razor

4

Penicillin

Share: WhatsApp Telegram X

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