Quiz for:
Current Electricity Lecture Summary

Question 1

In Kirchhoff’s Junction Rule, the incoming current at a junction must be equal to:

Question 2

What is the formula for current (I) in terms of charge (Q) and time (T)?

Question 3

What does the formula V = IR describe?

Question 4

What does the formula J = I/A represent?

Question 5

How is drift velocity related to the motion of electrons?

Question 6

What does Kirchhoff’s Loop Rule state about potential differences within a circuit?

Question 7

What is the balance condition in a Wheatstone Bridge?

Question 8

What type of current immediately flows when a battery is turned on?

Question 9

What is the relationship between resistance (R), specific resistance (ρ), length (L), and area (A)?

Question 10

What is the typical thermal velocity of an electron inside a current?

Question 11

What is the principle value of a battery during charging and discharging called?

Question 12

Which quantity can current be represented as through current density?

Question 13

Which way do electrons move inside a conductor?

Question 14

What governs the potential difference across a conductor according to Ohm's Law?

Question 15

What is the effect of temperature on resistance?