Answer the following statement(s) true (T) or false (F)
1. Civil engineers must design the structures in such a way as to allow for expansion and contraction of materials, such as concrete and steel that occur due to changes in the surrounding temperatures.
2. Material properties are not a function of temperature.
3. Temperature is a fundamental dimension.
4. Temperature is a macroscopic measurement of a microscopic phenomenon.
5. The Kelvin and Rankine scales are based on the behavior of an ideal gas.
1. True
2. False
3. True
4. True
5. True
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In a parallel circuit the total resistance is less than the value of any resistor in the circuit.
Answer the following statement true (T) or false (F)
Problem 1.38 Member ABC, which is supported by a pin and bracket at C and a cable BD, was designed to support the 16-kN load P as shown. Knowing that the ultimate load for cable BD is 100 kN, determine the factor of safety with respect to cable failure.
The Arch of Titus in the Roman Forum depicts Titus’s soldiers carrying back to Rome
a. the holy goods removed from the Temple in Jerusalem. b. the standards lost by three Roman legions during the battle at Teutoburg Forest. c. the property of equestrians seized after the Battle of Philippi. d. portions of the Dead Sea Scrolls.
____ glazing panels, typically made of fiberglass, can have U-factors as low as 0.05 (R-20), making them as efficient as many walls.
A. Storm-resistant B. Translucent C. Transparent D. Impact-resistant