Advertisements
Advertisements
प्रश्न
Name the electromagnetic radiation used to detect fake currency.
एक शब्द/वाक्यांश उत्तर
Advertisements
उत्तर
Ultraviolet (UV) radiation
Explanation:
Ultraviolet (UV) radiation is used to detect fake currency. Genuine banknotes often have fluorescent security features that are invisible in normal light but glow under UV light.
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
2025-2026 (March) Official Board Paper
