Tech. Concrete Part 3 Question Preview (ID: 31259)
Plus Prob. Solv. 7 Resources.
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What would be a good strength for concrete?
a) 3000-7000 psi
b) 1000-5000 psi
c) 2000-6000 psi
d) 7000-11000 psi
What units of measure is used to describe concrete's strength?
a) ohms-
b) psi-pounds per square inch
c) volts
d) amperes
Will concrete cure underwater?
a) no, stays soft
b) yes, but doesn't harden well
c) yes, hardest concrete known
d) no, only gets semi-hard
What is curing?
a) the mixing process
b) the pouring process
c) the hardening process
d) the forming process
What are the two ingredients that take part in the hydration process?
a) cement and water
b) concrete and water
c) Portland cement and concrete
d) Portland cement and acid
Identify the order of the Steps in Problem-Solving.
a) Gather information,Describe the problem, Describe the results, Possible solutions,Iimplement solutions. Evaluate (make chang
b) Describe the results, Describe the problem, Gather information, Possible solutions,Iimplement solutions. Evaluate (make chang
c) Describe the problem, Describe the results, Gather information, Possible solutions,Iimplement solutions. Evaluate (make chang
d) Describe the problem, Describe the results, Gather information, Evaluate, Implement solutions, Possible Solutions
What test do we usually perform to test concrete's strength?
a) curing
b) tension
c) compression
d) regression
f
a) f
b)
c)
d)
f
a) f
b)
c)
d)
f
a) f
b)
c)
d)
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