Author Question: Technician A says that a rear-window defogger can self-regulate the current flow. Technician B says ... (Read 131 times)

luminitza · **on:** Jun 23, 2018

Technician A says that a rear-window defogger can self-regulate the current flow. Technician B says that as the temperature of the grid decreases, its resistance decreases, reducing current flow. Who is right?

A) Technician A only B) Technician B only
C) Both technicians A and B D) Neither technician A nor B

Question 2

Valve stem-to-guide clearance is usually ________ for an exhaust valve.

A) 0.05 to 0.1 mm B) 0.001 to 0.003 inch C) 3 to 5 mm D) None of these