Length of a hollow tube is 5 m, it’s outer diameter is 10 cm and thickness of it’s wall is 5 mm. If resistivity of the material of the tube is 1.7 x 10-8 Ω × m then resistance of tube will be
(1) 5.6 x 10-5Ω
(2) 2 x 10-5 Ω
(3) 4 x 10-5 Ω
(4) None of these
