Technician A says that electrohydraulic injectors (EHIs) may use a solenoid actuator. Technician B says that EHIs may use a piezo actuator. Who is correct?

A. Technician A only
B. Technician B only
C. Both A and B
D. Neither A nor B


Answer: C

Trades & Technology

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Technician A says heat checking can be caused by numerous panic stops in rapid succession. Technician B says it can be caused by "riding" the brake pedal. Which technician is correct?

A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B

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What is the central theme of Works and Days?

a. Hesiod’s belief that in a just world the good man and his honest labor should suffice b. Hesiod’s desire to see the Greeks abandon their traditional gods and embrace a new religion with stronger moral foundations c. Hesiod’s belief that merchants like his brother Perses should not be allowed to inherit land d. Hesiod’s longing to escape the difficult agrarian life in favor of the pursuit of learning

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Chronic effects of toxic substances involve a sudden dose of highly concentrated substance.