NCERT · Class 7 · Science · Electric Current and its EffectsWhat happens to a compass needle kept near a wire when electric current is switched ON?
Step-by-Step Solution
When electric current flows through a wire, it behaves like a magnet and deflects a nearby compass needle due to the magnetic effect of electric current.
Detailed Options Breakdown
Option : It shows deflection (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 1: It glows
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Electric Current and its Effects.
Option 2: It melts
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Electric Current and its Effects.
Option 3: Nothing happens
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Electric Current and its Effects.
💡 Study Guide: This question tests core syllabus concepts from Electric Current and its Effects. For formulas, key summaries, and mock exam reference guides, read the full Electric Current and its Effects Revision Notes.