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