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A student observes that a compass needle deflects when brought near a current- carrying wire. Using your understanding of magnetic fields, explain why this happens.
A current-carrying wire creates a magnetic field that exerts a force on the compass needle.
The wire causes a gravitational effect moving the needle.
The wire heats up, causing air currents to move the needle.
The wire produces an electric force that acts on the compass needle.
A current-carrying wire creates a magnetic field that exerts a force on the compass needle.
Practice and solve "A student observes that a compass needle deflects when brought near a current- carrying wire. Using ..." for General Science - Previous Year Paper 2025. The correct answer is Option A: A current-carrying wire creates a magnetic field that exerts a force on the compass needle.. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "A student observes that a compass needle deflects when brought near a current- carrying wire. Using ..." for General Science - Previous Year Paper 2025. The correct answer is Option A: A current-carrying wire creates a magnetic field that exerts a force on the compass needle.. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.