If a fastener is stripped during the installation of a lap-seam roof, remove the fastener and _____.
a. replace it with one of the next larger size
b. replace it with one of the same size
c. fill the hole with mastic
d. replace it with a metal plug
Answer: A
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Describe flat springs and give at least two uses for flat springs.
What will be an ideal response?
Which of the following metering devices can respond to changes in system conditions?
A) Capillary tube B) Thermostatic expansion valve C) Fixed restriction D) Orifice
Technician A says that outer tie rod ends should be replaced in pairs, even if only one is worn. Technician B says that inner tie rod ends should be replaced in pairs, even if only one is worn. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B
A successive approximation ADC requires a DAC because ________
A) including the DAC reduces the number of ICs required by DSP system designs B) the DAC holds the input voltage steady during the conversion process C) the ADC must be able to check the binary count against the input voltage during the conversion process D) all modern ADCs require a DAC to maximize precision of the output value