Technician A says mismatching tires of the same size on a heavy vehicle will generally not affect ABS operation. Technician B says that on a heavy vehicle the ABS operation will be compromised by mismatched tires. Who is correct? A) Technician A
B) Technician B
C) Both
D) Neither

Afour cylinder four-stroke in-line engine has a stroke of 160mm, connecting rod length of 150mm, a reciprocating mass of 3kg and its firing order is 1-3-4-2. the spacing between cylinders is 100mm. i. show that the engine is in balance with regard to the primary inertia forces and primary 3. a and secondary inertia couples. li determine the out of balance secondary inertia force ii. propose ways of balancing this out of balance force and discuss the challenges that will arise