Protons, neutrons and electrons
Electrons are arranged in _____ around a nucleus.
shells
3 multiple choice options
What are three types of materials used in electronics?
Conductors, semi-conductors and insulators
3 multiple choice options
,In the United States there are five common classifications of fires, which are:
A, B, C, D, K.
3 multiple choice options
Coulomb's Law describes the forces of attraction or repulsion between electrical charges,
which are ______________ to the product of the charges ______________ to the distance between them.
directly proportional, inversely proportional
3 multiple choice options
The magnetic field that surrounds a magnet can best be described as invisible lines of force,
and are commonly referred to as:
lines of flux.
3 multiple choice options
,An analog multimeter (AMM) checks for:
voltage, current and resistance.
3 multiple choice options
An oscilloscope with two vertical inputs, is commonly referred to as a _______ oscilloscope.
dual-trace
3 multiple choice options
Voltage or potential difference is the measure of potential energy between two points in a
circuit and is commonly referred to as:
voltage drop.
3 multiple choice options
, What is impedance?
The resistance of a component at a given frequency
3 multiple choice options
A resistor has three color bands of red, brown and brown. What is the ohmic value of this
resistor?
210 Ohms
3 multiple choice options
What components value is measured in millihenries?
Inductor
3 multiple choice options