Why is it not advisable to sand bearings with an emery cloth?
What will be an ideal response?
Do not sand bearings with emery cloth because pieces of emery grit can become embedded in the bearing surface.
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La función de los laboratorios de prueba es:
a. probar productos para garantizar su seguridad y cumplimiento con los estándares establecidos. b. realizar pruebas en áreas con cableado eléctrico instalado para garantizar que el electricista hizo bien el trabajo. c. probar productos nuevos para garantizar que se venden al precio adecuado. d. garantizar que los procedimientos de instalación son seguros para los electricistas.
Are suspected gas leak situations to be treated as general service calls or serious hazards until actual conditions are determined?
What will be an ideal response?
The following problem is based on the following cash flows for alternatives A and B at an interest rate of 10% per year.
 FIGURE 1.png)
The future worth of alternative B is closest to:
(a) $?85,000
(b) $?750,000
(c) $?850,000
(d) ??
Two resistors, an R1 of 400 ? and an R2 of 600 ?, are connected in parallel across a 60 mA current source. The current through R1 is
A) 24 mA B) 36 mA C) 12 mA D) 60 mA