Technician A says that low pressure smoke installed in the fuel system can be used to check for leaks
Technician B says that nitrogen under low pressure can be installed in the fuel system to check for leaks. Which technician is correct?
A) Technician A only B) Technician B only
C) Both technicians A and B D) Neither technician A nor B
C
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Eurostar’s nose is computer-optimized for running in the Channel Tunnel where pressure waves can affect passenger comfort. The tunnel itself is passed at a reduced speed of 1.6 × 10² km/h. Determine the length of time it takes to complete the 23 mile under-water portion of the trip from London to Paris.
What will be an ideal response?
Conductivity tests use _____ to test the conductivity of a material.
a. resistance b. voltage c. sound waves d. amperage
The ammeter, ____ the voltmeter, is a very ____ device.
a. unlike; low-impedance b. like; low-impedance c. unlike; high-impedance d. like; high-impedance
Technician A says that tie rod ends are used to connect the steering linkage to the steering knuckles. Technician B says that some ball and socket joints are filled with rubber and do not require lubrication. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician