History · Inventions of Industrial Revolution
निम्नलिखित में से किसने खनिकों के लिए सेफ्टी लैम्प का आविष्कार किया था?
- 1थॉमस न्यूकोमेन
- 2जेम्स वाट
- 3हम्फ्री डेवी✓
- 4जॉर्ज स्टीफनसन
सही उत्तर देखें
हम्फ्री डेवी
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Preparing for History?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Want more practice questions on Inventions of Industrial Revolution?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in History · Inventions of Industrial Revolution