A rectangular sheet of copper is 2.00mm thick and has surface dimensions `8.0cm times24cm` .If the long edges are joined to form a tube 24cm in length , find the resistance of the tube in micro-ohms between the ends of the tube,Resistivity of copper `=1.6times10^(-8)Omega-m`

[" A rectangular sheet of copper is "2.00mm" thick and has surface dimensions "8.0cm times24cm" .If the "],[" A long edges are joined to form a tube "24cm" in length,find the resistance of the tube in micro-ohms "],[" between the ends of the tube.Resistivity of copper "=1.6times10^(-8)Sem" ."]

[" A rectangular sheet of copper is "2,00mm" thick and has surface dimensions "8.0cm times24cm" .If the "],[" long edges are joined to form a tube "24cm" in length,find the resistance of the tube in micro-ohms "],[" between the ends of the tube.Resistivity of copper "=1.6times10^(-5)D-m" ."]

Calculate the resistance of 1 km long copper wire of radius 1 mm . Resistivity of copper is 1.72 xx 10^-8 Omega m .

A copper rod of length 20cm and cross-sectional area 2mm^(2) is joined with a similar aluminium rod as shown in figure .Find the resistance of the combination between the ends, Resistivity of copper =1.7xx10^(-8)(Omega)m and that of aluminium =2.6xx10^(-8)(Omega)m .

A copper rod of length 20 cm and cross-sectional area 2 mm^(2) is joined with a similar aluminium rod as shown in Fig. 4.6. Find the resistance of the combination between the ends. Resistivity of copper =1.7xx10^(-8) Omega m and resistivity of aluminium =2.6xx10^(-8) Omega m.

Two rods of copper and aluminium of each of equal length 20 cm and equal cross-sectional area 2 mm^(2) . They are joined (i) in series and (ii) in parallel as shown in figure. Find the resistance of the combination in each case. Resistivity of copper =1.7 xx10^(-8) Omega m and resistivity of aluminium = 2.6 xx 10^(-8)Omega m .

The thickness of a metallic tube is 1cm and the inner diameter of the tube is 12cm. Find the mass of 1m long tube,if the density of the metal be 7.8gm/cm^(3)

A Copper (Cu) rod of length 25 cm and cross sectional area 3 mm^(2) is joined with a similar Aluminium (Al) rod as shown in figure. Find the resistance of the combination between the ends A and B. (Take Resistivity of Copper = 1.7 xx 10^(–8)Omegam Resistivity of Aluminium = 2.6 xx 10^(-8)Omegam )

In house wiring, copper wire 2.05 mm in diameter is often used. Find the resistane of 35.0 m long wire. Specific resistance of copper is 1.72xx10^-8Omega-m .