Question
Find the length of the longest rod that can be placed in a room 16 m long , 12 m broad and `10 2/3` m high.
Answer: Option B
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Required length = `sqrt((16)^2 + (12)^2 + (32/3)^2)` m
= `sqrt(256 + 144 + 1024/9)` m
= `sqrt(4624/9)` m = `68/3` m = `22 2/3` m.
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