Physics · Current Electricity
एक बेलनाकार धातु के तार को इस तरह सुधारा जाता है कि उसके आयतन में बिना किसी परिवर्तन के उसकी लंबाई 10% कम हो जाती है। इसके विद्युत प्रतिरोध में कितने प्रतिशत की कमी आती है?
- 19%
- 220%
- 319%✓
- 410%
सही उत्तर देखें
19%
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 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