Use app×
Ask a Question
QUIZARD
QUIZARD
JEE MAIN 2026 Crash Course
NEET 2026 Crash Course
CLASS 12 FOUNDATION COURSE
CLASS 10 FOUNDATION COURSE
CLASS 9 FOUNDATION COURSE
CLASS 8 FOUNDATION COURSE

A wire of resistance R has it length and cross-section both doubled. Its resistance will become

← Prev Question Next Question →
0 votes
21.4k views
in Physics by (58.4k points)

A wire of resistance R has it length and cross-section both doubled. Its resistance will become 

(A) 4 R 

(B) 2 R 

(C) R 

(D) R / 4.

Challenge Your Friends with Exciting Quiz Games – Click to Play Now!

1 Answer

+1 vote
by (64.8k points)
selected by
 
Best answer

The Correct option is (C) R

← Prev Question Next Question →

Find MCQs & Mock Test

  1. JEE Main 2026 Test Series
  2. NEET Test Series
  3. Class 12 Chapterwise MCQ Test
  4. Class 11 Chapterwise Practice Test
  5. Class 10 Chapterwise MCQ Test
  6. Class 9 Chapterwise MCQ Test
  7. Class 8 Chapterwise MCQ Test
  8. Class 7 Chapterwise MCQ Test

Related questions

0 votes
1 answer
The rating of fuse wire is expressed in terms of
asked Nov 11, 2019 in Physics by Ranjeet01 (58.4k points)
0 votes
1 answer
Resistivity of a wire depends on
asked Nov 11, 2019 in Physics by Ranjeet01 (58.4k points)
0 votes
0 answers
Topic - Series/Parallel Circuits
asked Feb 5, 2022 in Electronics by Kazi Afroz Alam (64 points)
0 votes
1 answer
Faraday's law of electomagnetism
asked Dec 2, 2019 in Physics by Nakul kamthe (15 points)

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.

Categories

User Contribution to Sarthaks eConnect
Managed by Sarthaks Digitizing India
...