Electromagnetic Induction
 

Electromagnetic Induction problem 20


A magnet is suspended from a spring so that it can move freely inside a stationary coil. The coil is connected to a sensitive centre-zero galvanometer.




The magnet repeatedly moves slowly up and down. What does the galvanometer show?


  • a constantly changing reading

  • a steady reading to the left

  • a steady reading to the right

  • a steady reading of zero


 

main author and content editor: Odafe Adjeke