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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. Unit for resistance
Atom
kinetic energy
Ohms
Ohms Law
2. 10^-6
potential difference
conductor
Micro
Power
3. The positively charged dense center of an atom
Molecule
electric current
Nucleus
conductor
4. The unit of electric current
strong force
Ampere
ground
Negative Charge
5. A stable particle with positive charge equal to the negative charge of an electron
Proton
Ohms
Volts
nano
6. Fundamental unit of which elements are composed
Ohms
Nucleus
Atom
electric current
7. 10^-9
Proton
Power
nano
Milli
8. A substance or material where electrons can move freely when influenced by an electric field
Nucleus
conductor
potential energy
Micro
9. Is the charge warehouse - it can provide extra electrons and rid excess electrons.
ground
Ohms Law
Nucleus
Watt
10. Measure of electrical pressure
Ampere
Coulombs
Volts
Ohms
11. Negatively charged particle
electron
strong force
conductor
ground
12. Power the amount of energy used or produced per unit of time
Volts
Micro
nano
Power
13. Neutrally charged particle
Charged
strong force
neutron
electric current
14. Electrical energy of coulomb difference in the electrical potential between two points
potential difference
Ohms Law
potential energy
Molecule
15. Stored energy waiting to be charged into some other form of energy
Coulombs
Proton
Atom
potential energy
16. A substance made of constant composition of the same molecule that can be broken down to elements by chemical processes
nano
Nucleus
Compound
Charged
17. Flow of charges
electric current
Coulombs
Insulator
neutron
18. A powerful force of attraction that acts only on the neutrons and protons in the nucleus - holding them together
Proton
electron
strong force
thermal energy
19. V=IR
Ohms Law
Insulator
conductor
electric current
20. Unit for energy
joules
Ohms Law
Negative Charge
Power
21. Having a surplus of electrons
Negative Charge
Compound
nano
Ohms Law
22. Energy of moving objects based on speed and mass
Insulator
Negative Charge
Ohms
kinetic energy
23. A bounded collection of two or more atoms of the same element or various elements
joules
Atom
Milli
Molecule
24. Having an unbalanced number of protons and neutrons
electron
Atom
Proton
Charged
25. A substance or material that does not allow electrons to flow easily with
Atom
Proton
Insulator
Milli
26. What charge is measured in - 6.24x10^18 - bunch of electrons
Coulombs
potential energy
Proton
nano
27. 10^-3
Ohms Law
Insulator
neutron
Milli
28. Unit for power
Ohms
thermal energy
conductor
Watt
29. Energy based on temperature and exchange of heat
Proton
conductor
thermal energy
Ohms Law
30. Measure in amps - Flow of electrons
Insulator
Molecule
Current
Compound