La herramienta para concreto que se muestra en la Figura 3 es _____.
a. un empalmador
b. una canteadora
c. un fratás
d. una llana
Answer: A
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An analytical variable is:
a. a device used to measure physical and chemical compositions of materials. b. transmitted continuously as air pressure, electric current, or voltage. c. process variables associated with the chemical or physical composition of a material. d. used to measure temperature changes by changes in electrical resistance.
Texture describes the ________ of particles in a soil
A) roughness B) sizes C) mineralogical makeup D) colors E) arrangement
A signal x[n] has a DTFT, X (F) = 5 drcl(F,5) . What is its signal energy?
What will be an ideal response?
A civil drafter spent the following amounts for equipment during the year: $91.25, $93.34, $83.53, and $55.60. What is the average amount of money spent by the drafter?
What will be an ideal response?