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Question

Only _____ can cut another diamond.
  1. iron
  2. graphite
  3. diamond
  4. none of these

A
iron
B
diamond
C
graphite
D
none of these
Solution
Verified by Toppr

Diamonds are cut with specialized tools that make use diamond tipped phosphor bronze or diamond dusted steel blade. As diamond is hard it can only cut with another hard substance like a diamond.

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