Scientists have been able to identify and manipulate DNA since the:
A. 1960s
B. 1970s
C. 1980s
D. 1990s
Answer: B
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Technician A says only one gear reduction forward gear can be provided by a single planetary gear set. Technician B says only one reverse gear can be provided by a single planetary gear set. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
While discussing solar sensors: Technician A says that a solar sensor is a photo diode that receives a 5-volt reference signal from the control module. Technician B says that when the intensity of sunlight increases, the output voltage increases, and as the sunlight decreases, the output voltage decreases. Who is correct?
A. Tech A B. Tech B C. Both D. Neither
Why do many port fuel injected engines use long intake runners?
A) To heat the incoming air B) To increase high RPM power C) To increase low RPM torque D) To reduce exhaust emissions
What voltage source is a source that supplies a constant voltage to the circuit for any required current?
A. Practical B. Ideal C. Kirchhoff's D. Constant