Which of the following is not a widely used type of gear?
A. pinion
B. spur
C. circular
D. helical
Answer: C
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What is a light-emitting diode (LED)?
What will be an ideal response?
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A colony of guinea pigs usually has:
A) one dominant male and five to ten females B) two dominant males and five to ten females C) one dominant male and two or three females D) two dominant males and two or three females
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Describe the history of the development of plasma arc cutting.
What will be an ideal response?
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Technician A says that automatic adjusters adjust the lining-to-drum clearance when the brakes are applied. Technician B says that they adjust the clearance when the brakes release. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
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