The strength of concrete used in precast concrete members is generally
A) 1 ksi to 2 ksi.
B) 2 ksi to 3 ksi.
C) 3 ksi to 4 ksi.
D) 4 ksi to 5 ksi.
E) 5 ksi to 6 ksi.
E) 5 ksi to 6 ksi.
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If a manager gives a subordinate a job to do and the subordinate does it because it is within
the normal boundaries of his job, the manager has used
a. coercive power. b. legitimate power. c. inspirational appeal. d. rational persuasion. e. reward power.
When the ____ is unity, one can expect the momentum and mass transfer by diffusion to be the same.
(a) Grashof (b) Reynolds (c) Lewis (d) Schmidt (e) Sherwood
Answer the following statement(s) true (T) or false (F)
1. Thermal energy transfer occurs whenever there exists a temperature difference within an object, or whenever there is a temperature difference between two bodies, or a temperature difference between a body and its surroundings. 2. The U.S. natural gas transportation network consists of 1.5 million miles of mainline and secondary pipelines. 3. Solar energy starts with the sun at an average distance of 93 million miles from earth. The sun is a nuclear fusion reactor, with its surface temperature at approximately 10,000° F (5500° C). 4. A direct passive solar system uses large glass areas on the south wall of a building and a thermal mass to collect the solar energy.
Maintaining a session between devices is the responsibility of the datalink layer
Indicate whether the statement is true or false