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Test your basic knowledge |
Intro To Engineering Electricity
Start Test
Study First
Subject
:
engineering
Instructions:
Answer 30 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Neutrally charged particle
Nucleus
thermal energy
Volts
neutron
2. Is the charge warehouse - it can provide extra electrons and rid excess electrons.
Atom
ground
Ohms Law
potential difference
3. Energy based on temperature and exchange of heat
nano
thermal energy
Molecule
neutron
4. A substance made of constant composition of the same molecule that can be broken down to elements by chemical processes
neutron
Ohms Law
Compound
Atom
5. The positively charged dense center of an atom
Negative Charge
Milli
Charged
Nucleus
6. Energy of moving objects based on speed and mass
Atom
kinetic energy
Negative Charge
strong force
7. Measure in amps - Flow of electrons
strong force
neutron
Current
electron
8. 10^-6
ground
Micro
Ohms
neutron
9. A stable particle with positive charge equal to the negative charge of an electron
Proton
conductor
Ohms Law
Compound
10. Having an unbalanced number of protons and neutrons
strong force
Ohms Law
Charged
Ampere
11. Stored energy waiting to be charged into some other form of energy
Milli
potential energy
Ampere
Negative Charge
12. Unit for power
potential energy
Negative Charge
Watt
potential difference
13. Unit for resistance
Micro
Atom
Ohms
potential energy
14. A powerful force of attraction that acts only on the neutrons and protons in the nucleus - holding them together
strong force
Molecule
Nucleus
Watt
15. A bounded collection of two or more atoms of the same element or various elements
Current
electric current
potential difference
Molecule
16. 10^-3
Insulator
Proton
Milli
strong force
17. A substance or material that does not allow electrons to flow easily with
Ampere
Volts
Atom
Insulator
18. Fundamental unit of which elements are composed
Atom
Ohms
Molecule
nano
19. Unit for energy
potential difference
Micro
thermal energy
joules
20. Power the amount of energy used or produced per unit of time
Nucleus
electric current
Ampere
Power
21. Electrical energy of coulomb difference in the electrical potential between two points
Ampere
potential difference
strong force
joules
22. 10^-9
nano
Watt
Ohms Law
kinetic energy
23. What charge is measured in - 6.24x10^18 - bunch of electrons
nano
Coulombs
Ohms Law
Molecule
24. V=IR
Ohms Law
Coulombs
thermal energy
conductor
25. Measure of electrical pressure
Volts
Molecule
potential energy
kinetic energy
26. The unit of electric current
Nucleus
thermal energy
neutron
Ampere
27. Having a surplus of electrons
Negative Charge
conductor
Proton
joules
28. Flow of charges
Molecule
Ampere
electric current
joules
29. A substance or material where electrons can move freely when influenced by an electric field
Watt
conductor
Molecule
electric current
30. Negatively charged particle
Compound
Volts
electron
Insulator