15 April 2011

Power Plant - Day 6

1. When the air entrainment agent is put into a concrete mix:
A. the water/cement ratio must be reduced
B. the strength will decrease
C. minimal defect
D. the strength will suffer up to 50%

2. __________ is the name applied to reciprocating circular motion as that of a pendulum.
A. intermittent motion
B. reciprocating motion
C. oscillation
D. momentum

3. Not part and in fact should not be used in the steel melting process.
A. silicon
B. zinc
C. aluminum
D. coke

4. Mirror finish has surfaces fineness of ____rms.
A. 2 to 8
B. 1
C. 1 to 3
D. 2 to 5

5. Iron based alloy containing 9-16% chromium.
A. stainless steel
B. Mn Hadfield steel
C. chrome-alloy steel
D. high chrome steel

6. In a cutting tool the cutting end can also be generally called ____.
A. end cutting edge
B. back rake
C. side rake
D. nose

7. An example of rectilinear translation:
A. locomotive wheels
B. rack gear
C. piston of an engine
D. jack
8. All terms and abbreviations deal with wire rope arrangement except this ___ which deals with wire rope material strength.
A. Mps
B. preformed
C. IWRC
D. lang lay

9. A tool not belonging to the group:
A. hermaphrodite caliper
B. divider
C. double VEE block
D. trammel

10. Silicon manganese steel designation, SAE___.
A. 72xx
B. 40xx
C. 92xx
D. 9xx

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