Physicseasy · Past Paper
The magnetic effect of electric current was first discovered by:
AFaraday
BNewton
COersted
DOhm
✓ Correct Answer: C — Oersted
Hans Christian Oersted noticed a compass needle deflected near a current-carrying wire in 1820.
Share this question
More from Physics
- Which part of the eye controls the amount of light entering it?
- A man of weight 600 N on earth will weigh how much on the moon? (g_moon = 1/6 g_earth)
- In a torch cell, chemical energy is converted into:
- A boy of mass 50 kg climbs a staircase of height 10 m. What is the work done by him against gravity? (g = 10 m/s^2)
- If a ray of light goes from water to air, its speed: