Technician A says that West Coast drayage trucks tend to run on NG fuel. Technician B says that the City of Los Angeles currently uses no diesel power in its entire transit fleet. Who is correct?
A. Technician A only
B. Technician B only
C. Both A and B
D. Neither A nor B
Answer: C
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Express 574 as an Excess-3 code number.
A. 1000 0001 0110 B. 1000 1010 0111 C. 1100 0011 1110 D. 1100 0111 0111
When using biological controls for insects:
A) pesticides can be used with caution regarding the biological being used. B) the introduction of a foreign organism creates an environmentally unfavorable situation. C) in general there is good control of most species. D) pesticides cannot be used at all in order to protect the biological being used.
A pressure of 1 bar is approximately equal to:
A) 1000 kilopascals. B) 14.7 psig. C) Atmospheric pressure. D) The pressure exerted by a 1 kilogram bar over a 1 square meter surface.
Sampling for ambient particulate measurements is done primarily by
a. dustfall buckets b. hi-vol samplers c. PM10 samplers d. Ringlemann samplers e. cascade impactors