The SI unit for specific gravity is
a. g/cm^3
b. g/ml
c. kg/m^3
d. unitless
d. unitless
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Why are single-element fuses particularly suited for the protection of circuit breakers with low interrupting ratings?
a. They have a high speed of response to overcurrents. b. They have a low speed of response to short circuit currents. c. They can be applied in circuits subject to temporary motor overload. d. They can be used in circuits other than motor branch circuits and feeders, such as lighting circuits.
An alternator could test as producing lower than normal output, yet still be OK, if ________
A) The engine speed is not high enough during testing B) The drive belt is loose or slipping C) The battery is weak or defective D) Any of the above
When a request is made for the contractor to provide additional work which was not originally specified in the contract, we call this request __________________
A. a unit price B. a lien C. a change order D. a service agreement
A MOD-32 synchronous counter requires:
A) 5 Flip-flops 2 AND gates, and 4 inverters. B) 4 Flip-flops, 2 AND gates, and 4 inverters. C) 5 Flip-flops, 5 inverters, and 3 AND gates. D) 5 Flip-flops, 2 AND gates, and 3 inverters.