(A) Paper (X)
(B) Cloth (X)
(C) Lead ()
(D) Aluminium (X)
Answers: Wave length of X-rays is about 1 angstrom; however it cannot pass throught a sheet of Lead.
(A) Paper (X)
(B) Cloth (X)
(C) Lead ()
(D) Aluminium (X)
Answers: Wave length of X-rays is about 1 angstrom; however it cannot pass throught a sheet of Lead.
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