Technician A says that the coolant heat storage tanks used in some HEVs are made of an inner and outer casing with pressurized gas in between for insulation. Technician B says that coolant heat storage tanks in HEVs contain a vacuum between the inner and outer linings. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
Question 2
Which of the following is NOT a current automobile radiator design?
A) Down-flow B) Regenerative flow
C) Cross-flow D) All of these are radiator designs