X- किरणों के आविष्कारक कौन थे? X- Kirano Ke Avishkarak Kaun The?
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X- किरणों के आविष्कारक कौन थे? X- Kirano Ke Avishkarak Kaun The?

X- किरणों के आविष्कारक कौन थे? X- Kirano Ke Avishkarak Kaun The?
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X- किरणों के आविष्कारक कौन थे? X- Kirano Ke Avishkarak Kaun The?

(अ) न्यूटन

(ब) आइन्स्टीन

(ग) रोंजन

(घ) गोल्डस्टीन
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X- किरणों के आविष्कारक रोंजन थे। इसलिए उपरोक्त सभी विकल्पों में ऑप्शन (स) का उत्तर सही होगा।

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