Physics · Units and Measurements
अति सूक्ष्म समय अंतराल (नैनो सेकंड से कम) यथार्थतः किसके द्वारा नापे जाते हैं?
- 1क्वार्ट्ज घड़ियों द्वारा
- 2सौर विकिरणमापी द्वारा
- 3विकिरण पायरोमीटर द्वारा
- 4परमाणु घड़ियों द्वारा✓
सही उत्तर देखें
परमाणु घड़ियों द्वारा
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