HomeKaun Banega CrorpatiQues : What does the letter ‘X’ denote in X-Ray? Kaun Banega Crorpati KBC 13 KBC 2021 KBC Questions KBC Season 13 KBC13 Ques : What does the letter ‘X’ denote in X-Ray? Ques : What does the letter ‘X’ denote in X-Ray? A. Xenon B. Unknown C. Illegal D. Radiation Ans : B. Unknown Share this:TweetWhatsApp