A 14 cm long electric pipe has external and internal radii , respective , as 5 cm and 3 cm. Find the volume of the electric pipe
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Step-by-step explanation:
given
Radius of external pipe(R) = 5cm
Radius of inner pipe (r) =3cm
length of electric pipe(h) = 14cm
volume =π(R2-r2)×h
=22/7(5×5-3×3)×14
=704cubic cm
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