the volume of a circular pipe of length 50 cm is 1925cm^3. its diameter is??
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Answered by
6
Step-by-step explanation:
Sol: Volume = 3850 cm3 Length i.e. height = 1 m = 100 cm Volume = πr2h 22/7 x r2 x 100 = 3850 r2 = 3850/100 x 7/22 r2 = 12.25 r = √12.25 r = 3.5 So, the diameter of the rod is 2 x 3.5 i.e. 7 cm.
Answered by
3
Step-by-step explanation:
Sol: Volume = 3850 cm3 Length i.e. height = 1 m = 100 cm Volume = πr2h 22/7 x r2 x 100 = 3850 r2 = 3850/100 x 7/22 r2 = 12.25 r = √12.25 r = 3.5 So, the diameter of the rod is 2 x 3.5 i.e. 7 cm.
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