When learning to letter a drawing, ____ should be started first, as they are easiest to make.
A. punctuation
B. numbers
C. upper-case
D. lower-case
Answer: C
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The speed of the synchronous motor used to sense time is proportional to its number of poles and the ____-hertz line frequency.
A. 40 B. 50 C. 60 D. 70
Air is compressed using an adiabatic quasi-equilibrium process from 100 kPa and 20°C to 800 kPa. The temperature T2 is nearest:
A) 260°C B) 280°C C) 300°C D) 320°C
Dormancy is seldom necessary for seeds as they are able to germinate in any environmental condition
Indicate whether the statement is true or false
Technician A says that high HC emission levels are often caused by a fault in the ignition system. Technician B says that high CO2 emissions are usually caused by a richer-than-normal air-fuel mixture. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician