Technician A says that the surface tension of cured paint makes it scratch-resistant. Technician B says that surface tension only exists on liquids. Who is correct?
A. Technician A only
B. Technician B only
C. Both Technicians A and B
D. Neither Technician A nor B
B. Technician B only
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Which of these is a cephalopod?
a. scallop c. octopus b. snail d. all answers
When installing some bearings a fish scale is used to:
a. help torque the nut properly b. measure the rolling resistance after it has been preloaded c. weigh the balls or rollers before they are installed d. weigh the torque wrench to make sure it's calibrated
The major advantage of CMOS logic circuits over TTL is
A) lower propagation delay. B) much higher propagation delay. C) very low power consumption. D) the ability to produce several output voltage levels.