Which of the following is true regarding concrete forms?
a. Forms are designed to work in all temperatures.
b. Forms may collapse if the concrete is poured too quickly.
c. Forms may be inspected by any worker on the job site.
d. Forms are designed to work with all concrete mixes.
b. Forms may collapse if the concrete is poured too quickly.
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In a free-bend test, the width of the specimen is ____ multiplied by the thickness of the specimen.
A. 0.5 B. 1.5 C. 2.5 D. 3.5
A 4WD vehicle often uses a ________ to transmit torque to all four wheels
A) Drive shaft B) U-joints C) Transfer case D) Transaxle
Which one of these statements is TRUE?
A) An insulator has very few free electrons in the valence ring. B) Air provides better insulation qualities than do solid materials such as glass or mica. C) An insulator allows no current to pass, regardless of the magnitude of the applied voltage. D) Insulator materials typically have four electrons in the outermost valence ring.
Higher than specified toe-in can cause which of the following tire wear patterns?
A. accelerated wear to both the inside and outside shoulders of the tread B. scuffing and feather-edge wear across the width of the tread C. accelerated wear and scuffing at the center of the tread D. cupped and uneven wear across inside treads