General Knowledge · Inventions and Discoveries
टेलीग्राफ के आविष्कार ने किस क्षेत्र में क्रांति ला दी?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1रेडियो सिग्नल प्रसारण
- 2लंबी दूरी का लिखित संचार✓
- 3रीयल-टाइम वीडियो कॉल
- 4इंटरनेट क्रांति
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