Which specialized device distinguishes the 74LSXX circuits from standard 74XX circuits?
A) a Schottky diode B) a CMOS transistor
C) totem-pole output transistor D) a multiemitter transistor
A
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Many two-stroke power equipment engines use ____ on the intake side of the induction system.
a. peek valves b. side valves c. wear valves d. reed valves
What is the purpose of the yellow exclamation point that appears whenever you add a parameter to a block?
What will be an ideal response?
Technician A says that first gear uses the smallest driving gear and the largest driven gear. Technician B says that fourth gear uses the smaller driving gear and the largest driven gear. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
The first law of thermodynamics states that _____.
A. in a perfect engine all of the heat is converted to mechanical work B. torque is a measure of work C. resistance is work that results from burning fuel D. energy cannot be created or destroyed