RRB NTPC CBT-1 previous year question
The discovery of the atomic nucleus by bombarding a thin gold foil with alpha particles is associated with which of the following scientists?
Asked in RRB NTPC 2026 — 15 June Shift 2 · General Awareness
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Correct answer: (A) Ernest Rutherford
Ernest Rutherford's gold foil experiment, in which alpha particles were fired at a thin gold foil, led to the discovery of the small, dense, positively charged atomic nucleus.
हिंदी में प्रश्न
प्रयोगशाला में, कॉपर सल्फेट विलयन, cits रेतन के साथ अभिक्रिया करता है, जिससे रंग में परिवर्तन होता है और एक नइ धातु का निक्षपण होता है। निम्नलिखित में से कौन-सा कथन इस AIPA के कारण का सहीँ व्याख्या करता है?
उत्तर जाँचने के लिए किसी विकल्प पर टैप करें।
उत्तर और व्याख्या देखें
सही उत्तर: (A) लोहा, कॉपर की तुलना में अधिक अभिक्रियाशील होता है ।
अर्नेस्ट रदरफोर्ड के स्वर्ण पत्र प्रयोग में, जिसमें अल्फा कणों को पतली स्वर्ण पन्नी पर दागा गया, परमाणु के छोटे, घने, धनावेशित नाभिक की खोज हुई।
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