Technician a Says the Piston Skirts Are Cam Ground So

question 30

Multiple Choice

Technician A says the piston skirts are cam ground so piston to cylinder wall clearance is maintained as the piston expands with increasing engine temperature. Technician B says that piston skirts have slipper skirts to control expansion. Who is right?

• A)Technician A only
• B)Technician B only
• C)Both A and B
• D)Neither A nor B

---

Definitions:

Reaction Rate

Reaction rate refers to the speed at which reactants are converted into products in a chemical reaction, usually expressed as the change in concentration per unit time.

Molar Concentration

The amount of a substance (in moles) present in one liter of solution, commonly expressed as moles per liter (mol/L).

Reaction Proceed

The process by which reactants transform into products through chemical changes, influenced by factors like temperature, concentration, and catalysts.

Concentration Effect

The impact that changing the concentration of reactants has on the rate of a chemical reaction.