Which statement(s) is/are true?

How many drum brake shoe support pads are located on each backing plate?

Typical lug nut torque specifications for a passenger vehicle is usually____

What should be performed before adjusting the parking brake on a vehicle using front disc brakes and rear drum brakes?

Tech A says an automotive master cylinder is a device that uses brake system pressure to produce friction for stopping wheel rotation. Tech B says an automotive master cylinder holds the wheel cylinder piston and brake pads. Who is right?

Tech A says certain automobiles are equipped with disc brakes on all four wheels. Tech B says disc brakes are most commonly used on an automobile's rear wheels. Who is correct?

All of the following are basic components of an automotive disc brake assembly, except:

Tech A says a hydraulic system uses air to transmit motion or pressure from one point to another. Tech B says a hydraulic system uses a liquid to transmit motion or pressure from one point to another. Who is right?

A combination valve function as all of the following, except:

Tech A says an automotive master cylinder keeps the brake system full of fluid as the brake linings wear. Tech B says an automotive master cylinder maintains a slight amount of pressure to keep contaminants form entering the brake system. Who is right?

Tech A says certain automotive power brake systems use engine vacuum to assist brake pedal application. Tech B says certain automotive power brake systems use a vacuum pump to assist brake pedal application. Who is right?