Exam (elaborations)
CETa Practice Test questions with verified answers
- Course
- Institution
CETa Practice Test questions with verified answers
[Show more]
Content preview
CETa Practice Test1.
What does the acronym ESD stand for?
A.
Electrostatic Discharge
B.
Electrostatic Device
C.
Electromagnetic Sensitivity Diac
D.
Electrostatic Damage - correct answer ✔✔A.
Electrostatic Discharge
Current amounts between ______ and _____ can be lethal.
A.
100mA, 200mA
B.
10mA, 33.3mA
C.
33.3, 75.6mA
D.
4mA, 10mA - correct answer ✔✔A.
100mA, 200mA
What is the number one concern in regards to electrical safety?
,A.
Proper grounding
B.
ESD
C.
Shock
D.
Faulty equipment - correct answer ✔✔C.
Shock
Bohr's Atomic Model consists of what three components?
A.
Neutrons, ion, neutrinos
B.
Protons, neutrons and cations
C.
Tachyons gravitons and electrons
D.
Protons, neutrons and electrons - correct answer ✔✔D.
Protons, neutrons and electrons
Electrons are arranged in _____ around a nucleus.
A.
orthogonal lattices
B.
shells
C.
loops
D.
,spheres - correct answer ✔✔B.
shells
What are three types of materials used in electronics?
A.
Conductors, semi-conductors and insulators
B.
Semi-conductors, insulators and semi-insulators
C.
Insulators, conductors and interions
D.
Conductors, insulators and regulators - correct answer ✔✔A.
Conductors, semi-conductors and insulators
In the United States there are five common classifications of fires, which are:
A.
A, C, D, K, M.
B.
A, B ,C, D, E.
C.
A, B, C, E, M.
D.
A, B, C, D, K. - correct answer ✔✔D.
A, B, C, D, K.
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.
A.
directly proportional, inversely proportional
, B.
inversely proportional, directly proportional
C.
indirectly proportional, directly proportional
D.
inversely proportional, indirectly proportional - correct answer ✔✔A.
directly proportional, inversely proportional
The magnetic field that surrounds a magnet can best be described as invisible lines of force, and are
commonly referred to as:
A.
lines of flux.
B.
lines of density.
C.
lines of attraction.
D.
lines of flux proportionality. - correct answer ✔✔A.
lines of flux.
An analog multimeter (AMM) checks for:
A.
voltage, resistance and inductance.
B.
voltage, resistance and capacitance.
C.
current, resistance and capacitance.
D.
voltage, current and resistance. - correct answer ✔✔D.
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller BravelRadon. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $19.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
80364 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now