EIAT and NEIEP Test Electrical Theory 2

Question 1

What is the formula for calculating electrical power?

Accepted Answer

P = V × I

Answer

P = V / I

Answer

P = I / V

Answer

P = V + I

Question 2

In a parallel circuit, the voltage across each branch is:

Accepted Answer

The same across all branches

Answer

Different in each branch

Answer

Zero in all branches

Answer

Doubled in each branch

Question 3

An inductor opposes changes in:

Accepted Answer

Current

Answer

Voltage

Answer

Resistance

Answer

Power

Question 4

What is the relationship between conductor cross-sectional area and resistance?

Accepted Answer

Larger area means lower resistance

Answer

Larger area means higher resistance

Answer

Area does not affect resistance

Answer

Resistance doubles as area doubles

Question 5

Which material is the best electrical conductor?

Accepted Answer

Silver

Answer

Aluminum

Answer

Iron

Answer

Copper

Question 6

What does EMF stand for in electrical theory?

Accepted Answer

Electromotive Force

Answer

Electrical Magnetic Force

Answer

Electromagnetic Field

Answer

Electron Motion Factor