JEE MAIN 2016: A roller is made by joining together two cones at their vertices O. It is kept on tw
January 20, 2025
Description A roller is made by joining together two cones at their vertices O. ... Read more
Two strips of metal are riveted together at their ends by four rivets, each of diameter 6.0 mm.
January 15, 2025
Description Two strips of metal are riveted together at their ends by four rivets, ... Read more
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