Physics, asked by SwathiSajeevan3086, 7 months ago

A copper wire has a diameter of 2cm & resistivity of 10to the power 7 ohm meter . What will be the length of this wire to make it’s resistance 50 ohm ? How much does the resistance change if the diameter is doubled

Answers

Answered by priyanshkp01

0

i think you have mistaken the data. resistivity of copper should be 10 to the power -7

Attachments:

Previous Question

Next Question

Similar questions

Social Sciences, 3 months ago

das capital ki rachna kisne ki thi ?

Geography, 3 months ago

c LU Q2) Fill in the blanks: 1.In Brazil, a sweet liquid extracted from sugarcane, known as Is used to manufacture a clean and renewable alcohol based fuel, 2.In temperate regions, is used to produce sugar. 3.All intellectual and cultural activities are known as economic activities. 4.processing is a marine based industry. 5.The availability of has resulted in the decentralisation of industries ...

Political Science, 3 months ago

अधिकार अन्तरण का महत्व ...

Math, 7 months ago

If the order of matrix A is 2 x 3. And the order of B is 3 x 4, then the order of matrix AB is ?

Physics, 7 months ago

A boy records that 4000 joule of work is required to transfer 10 coulomb of charge between two points of a resistor of 50 Ω. Find current passing through it .(Ans 0.8 A)...

English, 10 months ago

write a short note on improvement in water...

Computer Science, 10 months ago

during the execution of the autosum function, blank appears around the cell range and Excel automatically enters the formula...

Math, 10 months ago

the midnight temperature of shimla in the next three hours .what was the temperature after 3 hours ...