The purpose of a seat belt pretensioner is ________
A) To force the occupant into position against the seat back
B) To remove slack from the safety belt
C) Both A and B
D) Neither A nor B
C
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Identify the axiom or postulate that applies to the following statement. If z- 10AB = 15, and 3y + CD = 15, then z- 10AB = 3y + CD
Fill in the blank(s) with the appropriate word(s).
The circuit in Fig. 2.134 is to control the speed of a motor such that the motor draws currents 5 A, 3 A, and 1 A when the switch is at high, medium, and low positions, respectively. The motor can be modeled as a load resistance of 20 m?. Determine the series dropping resistances R?, R?, and R?.
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Compared to PSC motors, brushless DC motors:
A) More efficient, but not well suited for variable-speed applications. B) Inexpensive, but also less efficient. C) More efficient and better suited for variable-speed applications. D) Are less efficient, but well suited for variable-speed applications.
What is meant by purging an air conditioning system?
What will be an ideal response?