Physics, asked by neerajmishra161, 9 months ago

A wire of length 3 m and area of cross-section 1.7 x 10 m2 has a resistance 3 x 102 ohm. r
a. What is the formula for resistivity of the wire and what is the unit of it
b. calculate the resistivity of the wire.

Answers

Answered by mayankagrawal0304

4

Answer:

resistivity =resistance × area ÷ length

Explanation:

its unit is ohm meter
resistivity=3×102×1.7×10÷3

Previous Question

Next Question

Similar questions

Math, 4 months ago

2) The numbers 67.831405 and 0.01234 have scientific representations: 67.831405 = x×10a and 0.01234 = y ×10b. Then the point (a,b) lies on a circle (A) x2 + y2 − 2x + 4y − 5 = 0 (B) x2 + y2 − 4x + 4y + 5 = 0 (C) x2 + y2 − 2x + 4y + 5 = 0 (D) x2 + y2 − 2x + 2y − 5 = 0...

Computer Science, 4 months ago

Multiple Choice Questions 1. can be considered as a problem to sustainable development. (a) natural disasters (b) corruption (c) lack of financial resources (d) All of these...

English, 4 months ago

Write the past particle or from of the following verb.( speak)...

Science, 9 months ago

सिट्रिक अम्ल क्या है ...

Math, 9 months ago

find the coordinate of the point which divides the join of(2,5) and (3,4)in the ratio 2:3...

Physics, 11 months ago

Define absolute refractive index of a medium forthe same angle incidence 45 the angle of refractive in two transparent media 1and2 is 30 and 20 respectively...

Chemistry, 11 months ago

Q.) State the relation between hydrogen ion concentration of an aqueous solution and its pH. Provide the formula to show the relation between hydrogen ion concentration and pH.

Math, 11 months ago

Find four consecutive terms in an A.P. such that the sum of the middle two terms is 18 and the product of the two end terms is 45. Plz answer fast.