Physics · Switchgear and Protection
A differential relay operates when the difference between the currents in its two operating coils exceeds:
- 1Zero
- 2100% of the rated current
- 350% of the rated current
- 4A preset value✓
Correct answer
A preset value
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 Switchgear and Protection?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in Physics · Switchgear and Protection