पदार्थ की अवस्थाएँ प्रश्न 48
प्रश्न:
रेडियोधर्मिता की घटना का आविष्कार किसने किया?
विकल्प:
A) मैरील क्यूरी
B) पियरे क्यूरी
C) हेनरी बेक्वेरेल
D) जे.जे. थॉम्पसन
Show Answer
उत्तर:
सही उत्तर: C
BETA
The Ministry of Education has launched the SATHEE initiative in association with IIT Kanpur to provide free guidance for competitive exams. SATHEE offers a range of resources, including reference video lectures, mock tests, and other resources to support your preparation. Please note that participation in the SATHEE program does not guarantee clearing any exam or admission to any institute.