Which pesticide was banned in 1972 because of its harmful effects on the environment?
a. DDT c. DAR
b. ABC d. DPT
A
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The Bedlington Terrier originated in England, where it served as a good:
A) watchdog B) sheep herder C) rescue dog D) hunting dog
Technician A says that low compression on an engine cylinder can be successfully compensated for by the PCM with no adverse effect on performance or emissions. Technician B says that the PCM and catalytic converter can mask or hide some basic engine defects. Who is correct?
A. A only B. B only C. both A and B D. neither A nor B
In engines that power generators, the engine speed is controlled by _____
a. governors b. rectifiers c. transformers d. alternators
Se usan resistores de derivación con amperímetros para:
a. aumentar el rango del amperímetro. b. aumentar la sensibilidad de los amperímetros. c. reducir el rango del amperímetro. d. permitir que los amperímetros puedan medir resistencias.