As a general guideline you should cordon off feet around the trench during rescue operations.

A. 25
B. 50
C. 75
D. 100


Ans: D. 100

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Before the timing chain can be inspected and removed, the ________ must be removed

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A brake warning lamp on the dash remains on whenever the ignition is on. If the wire to the pressure differential switch (usually a part of the combination valve or built into the master cylinder) is unplugged, the dash lamp goes out. Technician A says that this is an indication of a fault in the brake hydraulic system. Technician B says the problem is probably due to a stuck parking brake cable

switch. Who is right? A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B

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Three different centers used in the tailstock are:

A) Hard, soft and pipe centers B) Dead, soft and ball bearing centers C) Dead, live and drive centers D) Pipe, ball bearing and dead

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The nominal dimension of a masonry unit whose actual dimension equals 7-5/8 in. is ______.

A) 7-3/4 in. B) 7 in. C) 7-1/4 in. D) 7-1/2 in. E) none of the above.

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