Home
Class 10
PHYSICS
(a) Give two examples of substances whic...

(a) Give two examples of substances which are good conductors of electricity. Why do yoy think they are good conductors of electricity?
(b) Calculate the resistance of a copper wire 1.0 km long and 0.50 mm diameter if the resistivity of copper is `1.7 xx 10^(-8) Omega m`.

Promotional Banner

Similar Questions

Explore conceptually related problems

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

Calculate the resistance of 1 km long copper wire of radius 1 mm. (Resistivity of copper is 1.72 xx10^(-8) Omega m ).

Determine the resistance of a copper wire having, a length of 0.1 km and diameter of 0.5 mm. [Given: Resistivity of copper = 1.7 times 10^(-8) Omega m ]

Determine the resistance of a copper wire having a length of 1 km and diameter of 0,5 mm. (Given: rho=Resistivity of copper =1.7 times 10^(-8) Omega m )

Find the resistance of a copper cable of length 8 km, diameter 3mm, if its specific resistance is 1.7 xx 10^-8 ohm-metre.

Calculate the resistivity of a material of a wire 10 m long, 0.4 mm in diameter and having a resistance of 2.0 Omega .

Calculate the resistivity of a material of a wire 10 m long. 0.4 mm in diameter and having a resistance of 2.0Omega .

Calculate the resistivity of the material of a wire 1.0 m long, 0.4 mm diameter and having a resistance of 2.0 Omega .