the length of wire of diameter 0.5 mm needed to produce a coil of resistance `10Omega` and specific resistance `4.4xx10^(-7)Omega` m is

Calculate the length of a wire of radius 0.5 mm needed to prepare a coil of resistance 40 Omega . The resistivity of the material of the wire is 3.14 times 10^(-7) Omega-m .

Calculate the length of a wire of diameter 1 mm needed to prepare a coil of resistance 25 ohm. The resistivity of the material of the wire is 3.14 times 10^(-7) Omega.m .

What length of a wire of diameter 0.46 mm and specific resistance 50xx10^(-6) Omega m would be required to make a coil of resistance 10 Omega ?

Find the radius of the wire of length 25 m needed to prepare a coil of resistance 25 Omega . The resistivity of the material of the wire is 3.14 xx10^-7 Ω−m .

Calculate the length of an aluminium wire of diameter 0.4 mm required to have a resistance of 2 Omega at 20 ^@C . Resistivity of aluminium is 2.8 xx 10^-8Omegam .

What length of a copper wire of cross-sectional area 0.01 mm^2 will be needed to prepare a resistance of 1 kOmega ? Resistivity of copper = 1.7 xx 10^(-8) Omega m .

What length of a copper wire of cross-sectional area 0.01 mm^2 will be needed to prepare a resistance of 1 kOmega ? Resistivity of copper = 1.7 xx 10^(-8) Omega m .

What length of a copper wire of cross-sectional area 0.01 mm^2 will be needed to prepare a resistance of 1 kOmega ? Resistivity of copper = 1.7 xx 10^(-8) Omega m .