True or false about current

Exercise and reference answers

Questions

1. Statement is true

   Yes

   Statement

   Doubling a conductor's length doubles resistance.

2. Statement is true

   No

   Statement

   Electrons drift along the field direction.

3. Statement is true

   Yes

   Statement

   Resistivity depends on temperature.

4. Statement is true

   No

   Statement

   A balanced bridge has peak galvanometer current.

5. Statement is true

   No

   Statement

   Steady currents pile up charge at junctions.

Instructions

Decide whether each statement is true or false.

Explanation