If a wire repair, such as that made under the hood or under the vehicle, is exposed to the elements, which type of repair should be used?
A) Rosin-core solder and electrical tape
B) Wire nuts and electrical tape
C) Butt connectors
D) Solder and adhesive -lined heat shrink or crimp-and-seal connectors
D) Solder and adhesive -lined heat shrink or crimp-and-seal connectors
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The normal location to provide overcurrent protection in an electrical circuit is _____.
a. at the outlet b. where the conductor receives its supply c. where the conductor terminates d. at the last point in the circuit
Plot the power produced and heat rejection rate to a cool reservoir for a cyclic heat engine that receives 100 kW of heat from a warm reservoir, for thermal efficiencies ranging from 0.05 to 0.70.
Given: Q?H = 100 kW What will be an ideal response?
You collected several samples in a field to test the ph level. The result of the samples are 7.2, 5.2, 6.8, 6.1, 7.9, 6.6, 7.2, 6.2.
a. Find the mean. b. Find the median. c. Find the mode. d. Find the range.
The purpose of the start-capacitor in the capacitor-start motor is ____.
A. to allow the motor to operate as well on DC as it does on AC B. to save wear and tear on the brushes and commutator C. to smooth out the 120 Hz vibrations D. to produce a higher starting torque than that found in the split-phase motor