Quick picks on current electricity

Exercise and reference answers

Questions

1. Question

   Current per unit area is the current:

   Choices

   1. Density
   2. Gradient
   3. Capacity

   Correct choice

   Density

2. Question

   Drift velocity per unit field is called:

   Choices

   1. Molarity
   2. Mobility
   3. Modality

   Correct choice

   Mobility

3. Question

   The resistance inside a cell is called:

   Choices

   1. Interval
   2. Integral
   3. Internal

   Correct choice

   Internal

4. Question

   At a junction, current in equals current:

   Choices

   1. Out
   2. Up
   3. Down

   Correct choice

   Out

Instructions

Tap the correct answer before the round moves on.

Explanation