निम्नलिखित किरणों के बीच म – McqOptions

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1.	निम्नलिखित किरणों के बीच में जो एक न्यूनतम तरंग दैर्ध्य है ?
A.	गामा किरणें
B.	एक्स किरणों
C.	ब्रह्मांडीय किरणों
D.	पराबैंगनी किरण
Answer» B. एक्स किरणों

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