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