Un voltaje de un voltio aplicado a través de una resistencia de un ohmio produce una corriente de un amperio. Si el voltaje se duplica y la resistencia se reduce a la mitad, la corriente _____.
a. queda igual
b. se duplica
c. se triplica
d. se cuadriplica
d. se cuadriplica
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The part shown in the accompanying figure is to be made in a machine shop using decimal-inch machinery and tools. All dimensions are in millimeters. Express dimension I in inches to three decimal places.
What will be an ideal response?
Which of the following statements is correct?
a. Electronic defrost controls use logic to determine the need for a defrost cycle. b. Mechanical defrost controls are significantly cheaper than electronic models. c. A defrost cycle starts as soon as the coil temperature is below the setpoint. d. Mechanical defrost controls base defrost cycles on time alone.
Centering tabs and spacers are used to center the seal during installation and then removed after the seal assembly is secured in place on _____ seals
A) balanced B) metal bellows C) cartridge D) tandem
A separation between adjoining concrete slabs that allows movement is called a(n) _____.