Calculate the electric field in a copper wire of cross sectional area 2mm^2 carrying a current of 2 ampere; given that resistivity of copper wire is 1.7×10^ 8 ohm m.
![A copper wire of cross - sectional area 0.01 cm ^2 is under a tension of 20 N. Find the decrease in the cross - sectional area. Young modulus of copper = 1.1 × 10^11 N m ^-2 and Poisson ratio = 0.32 . A copper wire of cross - sectional area 0.01 cm ^2 is under a tension of 20 N. Find the decrease in the cross - sectional area. Young modulus of copper = 1.1 × 10^11 N m ^-2 and Poisson ratio = 0.32 .](https://d1hj4to4g9ba46.cloudfront.net/questions/1586727_1303471_ans_be06cbea72174edfb3a897cecfc66fea.jpg)
A copper wire of cross - sectional area 0.01 cm ^2 is under a tension of 20 N. Find the decrease in the cross - sectional area. Young modulus of copper = 1.1 × 10^11 N m ^-2 and Poisson ratio = 0.32 .
![Calculate the electric field in a copper wire of cross-sectional area`2.0mm^(2)` carrying a current - YouTube Calculate the electric field in a copper wire of cross-sectional area`2.0mm^(2)` carrying a current - YouTube](https://i.ytimg.com/vi/YiiBjQuglIw/maxresdefault.jpg)
Calculate the electric field in a copper wire of cross-sectional area`2.0mm^(2)` carrying a current - YouTube
![Cross-sectional area [Encyclopedia Magnetica™ - magnetism, electromagnetism, fields, phenomena, devices, and more...] Cross-sectional area [Encyclopedia Magnetica™ - magnetism, electromagnetism, fields, phenomena, devices, and more...]](https://www.e-magnetica.pl/lib/exe/fetch.php/wire_area_e-m.png)
Cross-sectional area [Encyclopedia Magnetica™ - magnetism, electromagnetism, fields, phenomena, devices, and more...]
![A copper wire of cross-sectional area 2 0 2 mm , resistivity = 8 1 7 10 m - Physics - - 14938575 | Meritnation.com A copper wire of cross-sectional area 2 0 2 mm , resistivity = 8 1 7 10 m - Physics - - 14938575 | Meritnation.com](https://s3mn.mnimgs.com/img/shared/content_ck_images/ck_5f21956255fe2.jpg)
A copper wire of cross-sectional area 2 0 2 mm , resistivity = 8 1 7 10 m - Physics - - 14938575 | Meritnation.com
![A 4m long copper wire of cross sectional area 1 2cm2 is stretched by a force of 4 8 x - Physics - Mechanical Properties Of Solids - 11858043 | Meritnation.com A 4m long copper wire of cross sectional area 1 2cm2 is stretched by a force of 4 8 x - Physics - Mechanical Properties Of Solids - 11858043 | Meritnation.com](https://s3mn.mnimgs.com/img/shared/content_ck_images/ck_59dfc3c29c0ca.jpg)
A 4m long copper wire of cross sectional area 1 2cm2 is stretched by a force of 4 8 x - Physics - Mechanical Properties Of Solids - 11858043 | Meritnation.com
Calculate the resistance of a copper wire of length 1m and area of cross section 2 m m². Resistivity of copper wire is 1.7 × 10‐⁸ ohm m
![1) 5C 2) 55C 3) 30C 4) 600 A copper wire of cross-sectional area 2.0 mm2, resistivity = 1.7x10-8 m, carries a current of 1 A. The electric field in the copper 1) 5C 2) 55C 3) 30C 4) 600 A copper wire of cross-sectional area 2.0 mm2, resistivity = 1.7x10-8 m, carries a current of 1 A. The electric field in the copper](https://toppr-doubts-media.s3.amazonaws.com/images/5377611/fbe8afbd-fe2c-4f85-8da2-ee8243fa0d4b.jpg)