Technician A says that a steel piston should have a greater ...

[crobinson2013]

Technician A says that a steel piston should have a greater piston-to-caliper bore clearance than a phenolic piston because the steel piston will expand when the brake fluid temperature increases during normal braking. Technician B says that the phenolic piston should have the greater clearance. Which technician is correct?
 
  A) Technician A only B) Technician B only
  C) Both technicians A and B D) Neither technician A nor B

Question 2

A rear drum brake is being inspected. The primary shoe is not contacting the anchor pin at the top.
  Technician A says that this is normal. Technician B says that the parking brake cable may be adjusted too tight or is stuck. Which technician is correct?
 
  A) Technician A only B) Technician B only
  C) Both technicians A and B D) Neither technician A nor B

[nmyers]

Answer to Question 1

B

Answer to Question 2

B

[crobinson2013]

TYSM

[Kedrick2014]

Gracias!