Physics · Current Electricity
यदि तांबे के तार की लंबाई को उसके तापमान को स्थिर रखते हुए दोगुना कर दिया जाए, तो उसकी प्रतिरोधकता (resistivity) क्या होगी?
- 1एक-चौथाई हो जाएगी
- 2समान रहेगी✓
- 3आधी हो जाएगी
- 4दोगुनी हो जाएगी
सही उत्तर देखें
समान रहेगी
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Preparing for Physics?
Practice full-length Physics mock tests with real exam timers, instant score analysis, and all-India ranking.
Want more practice questions on Current Electricity?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in Physics · Current Electricity