स्वर्ण पत्र में किसके प्रक – McqOptions

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1.	स्वर्ण पत्र में किसके प्रकीर्णन का अध्ययन करके रदरफोर्ड ने नाभिक की खोज की -
A.	अल्फा
B.	बीटा
C.	गामा
D.	एक्स - किरण
Answer» B. बीटा

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