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