Published by:
CGP EDU Academic Team
Published on: August 11, 2026
A 
long wire is broken into two unequal parts 
and 
The 
part of the wire is streched into another wire 
. Length of 
is twice the length of 
and the resistance of 
is twice that of 
. Find the ratio of length of 
and 
.
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
When wire is stretched to double of its length, then resistance becomes 4 times
So. 
──────────────────────────────────────────────────────────────────────────────────────────
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
PART-I PHYSICS
SECTION-A
Two identical metallic spheres and when placed at certain distance in ai…
Match List I with List II.
List IList IIA.TorqueI.B.StressII.C.LatentHeatLatentHeatIII.LatentHeatD.…
Two identical thin metal plates has charge and respectively such that . The plates were brought …
A wire of length carrying a current of is placed parallel to a long wire of length . The wire …
A juggler throws balls vertically upwards with same initial velocity in air. When the first ball re…
A circuit element when connected to an a.c. supply of peak voltage gives a peak current of which…