1.

A compound pipe line is made up of pipe 45 cm dia. for 900 m, 37.5 cm for 450 m and 30 cm for 300 m is required to replace by a pipe of uniform diameter. Find diameter of equivalent pipe.

A. 0.37 cm
B. 3.7 cm
C. 3.7 m
D. 0.37 m
Answer» E.


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