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Wave length of X-rays is about 1 angstrom; however it cannot pass through a sheet of ________________?
Related MCQs
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__________ joint is usually used for joining cast iron pipes mostly used for temporary pipelines, where it may be necessary to dismantle & reassemble the pipeline very frequently ?
Wave length of X-rays is about 1 angstrom; however it cannot pass through a sheet of ________________?
A. Paper
B. Cloth
C. Lead
D. Aluminium
Correct Answer:
Lead
✔
Last Updated:
February 08, 2019