Fill the gaps on magnetic effects

Exercise and reference answers

Missing parts

1. Answer

   1820

   Choices

   1. 1820
   2. 1802
   3. 1840

2. Answer

   1831

   Choices

   1. 1831
   2. 1813
   3. 1851

3. Answer

   50

   Choices

   1. 50
   2. 60
   3. 40

4. Answer

   220

   Choices

   1. 220
   2. 110
   3. 440

Complete the statement

Oersted made his discovery in {0}. Faraday made his in {1}. Indian mains AC runs at {2} Hz. Mains supply is at {3} V.

Instructions

Tap a word to drop it into the empty slot.

Explanation