SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
Engineering Studies
Start Test
Study First
Subject
:
engineering
Instructions:
Answer 50 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. A device that converts the AC inside a DC generator to a DC output or converts a DC supply to an AC inside a DC motor.keeping the armature rotating
Commutator
Low carbon steel
Fluorescent test
Strain
2. Results from the changing anode and cathode regions over the entire surface
Radio antenna length
Uniform attack
thermoplastic rubbers
Kinetic energy
3. 0.3%<X<0.6% carbon. mostly pear- lite - heat treatable. 0.4 used in axles
mild steel
medium carbon steel
forging properties
cementite
4. Better properties that would come from machining
stress corrosion
pearlite
forging properties
stress
5. Resulting from exposure to damp environments and liquids.
rectifier
MA
wet corrosion/electrochemical corrosion
Potential energy
6. Vertical
tungsten alloy
Commutator
Sacrifical anode
sin
7. Area parallel to force
stress corrosion
shear stress
Impressed current
thermoset rubbers
8. Controlled cooling after heating metal to attain a degree of hardness. removes internal stresses
extrusion
Geosynchronous orbit
Tempering
Magnetic inspection
9. Rubbers
Ultrasonic inspection
elastomers=what
modulation
nodular graphite cast iron
10. Squeezing of the hot metal between two shaped dies excess is cut off
closed die forging
Radiography
High frequency
shear stress
11. A method of transmitting signals by changing the frequency of a wave
Dry corrosion
MA
Sacrifical anode
Frequency modulation
12. Hard - brittle
n
cementite
elastomers=what
modulation
13. AC to DC
rectifier
forging properties
Uniform attack
Bandwidth
14. Low pressure
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
15. 1/2Xmass X velocity X velocity
Ultrasonic inspection
Kinetic energy
stress corrosion
Impressed current
16. These have weaker secondary bonds which allow the stretching
thermoplastic rubbers
mild steel
Amplitude modulation
tungsten alloy
17. Dye is sprayed onto a surface - with excess being wiped away - meaning any left on the piece would be in cracks that exist in it. A Fluorescent light is turned on to expose any left over - I.e in the cracks
cold rolling
grey cast iron
Twisted pair cable
Fluorescent test
18. Produces; harder - stronger and less ductile product
extrusion
cementite
cold rolling
Impressed current
19. Can only be softened once - bonded strongly - generally stronger that thermoplastics. stronger secondary bonds
Medium earth orbit
n
thermosetting polymers
Uniform attack
20. Horizontal
modulation
manganese and silicon alloy
cos
malleable cast iron
21. Majority silicon X>1.5% for graphite. Graphite in flakes that cause stress points
grey cast iron
Fluorescent test
VR
Bernoulli's principle low speed
22. Based on the principle that magnetic materials will have distorted magnetic fields in the vicinity of material defects
Magnetic inspection
Dye penetration test
rectifier
Bernoulli's principle high speed
23. Can be reflected of the ionosphere - 3 to 30 megahertz
extrusion
Transistor
High frequency
Low carbon steel
24. Allows for another signal to be sent along the carrier signal
modulation
n%
sin
n
25. Dye is sprayed onto a surface - with excess being wiped away - meaning any left on the piece would be in cracks that exist in it. A developer is then added to it to expose any left over - I.e in the cracks
Medium earth orbit
grey cast iron
sin
Dye penetration test
26. Occurs when the metal is hammered by a vertically moving tool onto a stationary tool
Bernoulli's principle low speed
Potential energy
Commutator
open die forging
27. Resulting from exposure to oxygen in the atmosphere - chemical fumes - steam - flue gas. creates a layer of metal oxide.
Dry corrosion
Brushes
mild steel
high carbon steel
28. Area load piston/area of effort piston
Mobiles
Laminated glass
grey cast iron
VR
29. 1/4 of the wavelength (higher better)
Radio antenna length
MA
ferrite
Tempering
30. Solid at room temp - weak secondary bonds. can be reheated multiply times.
DC motor
manganese and silicon alloy
thermosoftening polymer
mild steel
31. Load/effort
Potential energy
MA
Hardening
Geosynchronous orbit
32. High pressure
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
33. Usually used together - strengthening and toughness
manganese and silicon alloy
if 100% efficient
Potential energy
medium carbon steel
34. Good toughness and fatigue. high strength structures
Amplitude modulation
nickel alloy
ferrite
white cast iron
35. 100khz
Mobiles
modulation
spalling concrete
AM
36. An orbit less than 1 -500 km. above the Earth's surface.
pearlite
thermoset rubbers
medium carbon steel
Low earth orbit
37. Makes brittle by heating and then cooling quickly - less flexible. Red Heat then quenching
Impressed current
malleable cast iron
Hardening
Low carbon steel
38. Elongation of grain flow in direction of rolling
Bernoulli's principle high speed
hot rolling
Medium earth orbit
High frequency
39. Glass made with plates of plastic or resin or other material between two sheets of glass to prevent shattering
wet corrosion/electrochemical corrosion
Attenuation
Annealing
Laminated glass
40. 0.15%<X<0.3% carbon. more pearlite - most common steel. weldable up to 0.2 used in structures
mild steel
MA
Fluorescent test
Impressed current
41. A flexible communications cable that contains pairs of insulated copper wires that are twisted together for reduction of EMI and RFI and covered with an outer insulating jacket.
Low earth orbit
Strain
Twisted pair cable
Bandwidth
42. Steel reinforcing rusts - rust has a greater volume concrete then breaks of as a result.
Mobiles
thermoset rubbers
spalling concrete
Potential energy
43. When upper die is dropped on bottom
stress
Geosynchronous orbit
Impressed current
drop forging
44. Field winding parallel to armature winding. Bad for direct coupling
Kinetic energy
thermosoftening polymer
medium carbon steel
DC motor
45. 100GHZ+
Transistor
Satellite
open die forging
Magnetic inspection
46. A method of transmitting signals by changing the amplitude of a waves
cos
Uniform attack
Transistor
Amplitude modulation
47. Us a metal that is more reactive. It is connect to another metal and corrodes instead of the other metal. the Anode is replaced periodically
Uniform attack
cos
Sacrifical anode
medium carbon steel
48. Resulting from combined effect of stresses set up within the metal
stress corrosion
forging
Annealing
Transistor
49. X<1% silicon no graphite - has carbon/carbide. very brittle
Brushes
medium carbon steel
white cast iron
chromium alloy
50. Mass X gravity X height
Potential energy
FM
open die forging
Fluorescent test