Mathematics · Electric Current
एक एक्स-रे ट्यूब पर लगाया गया विभवांतर 5 kV है और इसमें प्रवाहित होने वाली धारा 3.2 mA है। प्रति सेकंड लक्ष्य (target) से टकराने वाले इलेक्ट्रॉनों की संख्या ज्ञात कीजिए।
- 12 × 1016✓
- 25 × 1014
- 37 × 1013
- 48 × 1017
सही उत्तर देखें
2 × 1016
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