TSA Electrical Applications Study Guide

V = IR

What is Ohm's Law?

Volts

What is the unit of measurement for Voltage?

Amperes

What is the unit of measurement for Current?

Ohms

What is the unit of measurement for Resistance?

Voltage

What does the letter 'V' stand for in Electrical Engineering?

Current

What does the letter 'I' stand for in Electrical Engineering?

Resistance

What does the letter 'R' stand for in Electrical Engineering?

Georg Simon Ohm

Who is the Ohm and Ohm's Law named after?

Cation

A positively charged ion.

Anion

A negatively charged ion.

I = Q/t

What is the formula for current (expressed in terms of Coulombs and seconds)?

Charge in Coulombs

What does the letter 'Q' stand for in Electrical Engineering?

Time in seconds

What does the letter 't' stand for in Electrical Engineering?

Andre Ampere

Who is the Ampere named after?

The flow of electrons

What is current?

pL/A

What is the law of resistivity?

Resistivity (in Ohm-meters)

What does the letter 'p' stand for in Electrical Engineering?

Length (in meters)

What does the letter 'L' stand for in Electrical Engineering?

Area (in square meters)

What does the letter 'A' stand for in Electrical Engineering?

Power (one formula for power when charge, Voltage and time are given)

qV/t (energy over time)

Energy

qV is the formula for what quantity?

Charge

(It) is the formula for what quantity?

Power

IV is the formula for for what quantity?

Power

I^2 * R is the formula for what quantity?

Power

V^ 2 / R is the formula for what quantity?

Energy

(pt) is the formula for what quantity?

Power

What is the kilowatt hour a measure of?

Voltage

energy / charge is a formula for what quantity?

Work

force * distance is the formula for what quantity?

Charge

Force / Energy is the formula for what quantity?

Voltage

Energy * distance is the formula for what quantity?

1 N / 1 C

What is 1 V/ 1 M equal to?