Author Question: Technician A says balance shafts are used to counteract vibration created in the engine. Technician ... (Read 226 times)

jho37 · **on:** Jun 23, 2018

Technician A says balance shafts are used to counteract vibration created in the engine. Technician B says proper balancing of the engine is important for smooth operation. Which technician is correct?

A) Technician A B) Technician B C) Both technicians D) Neither technician

Question 2

Why does a 4-cylinder engine have very little, if any, primary vibration?

A) Uses a splayed crankshaft
B) Bore is small, reducing the primary vibration
C) Two cylinders fire at the same time, reducing the primary vibration
D) Two pistons traveling upward at the same time two pistons are traveling downward