Abrasive pads or discs should be used ________. A) But clean ...

[silviawilliams41]

Abrasive pads or discs should be used ________.
 
  A) But clean the part thoroughly, to wash away the abrasive material
  B) On disassembled engine parts only
  C) According to the specified grit size for the material being cleaned
  D) All of the above

Question 2

Electronic voltage regulators use a temperature-sensitive resistor in the regulator circuit. This resistor, called a thermistor, provides lower resistance as the temperature ________.
 
  A) Decreases B) Stays the same C) Increases D) Doubles

[katkat_flores]

Answer to Question 1

D

Answer to Question 2

C