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What follows is a plain HTML version of the Quiz.
All of the questions and answers in this quiz are found in Tom Henry's book, "Marine Electrical Workbook".
1. Voltage will always lead current in a/an
.
- [ ] resistive circuit
- [ ] inductive circuit
- [ ] capacitive circuit
- [ ] magnetic circuit
2. Which of the electrical properties listed will always be the same for each componet in a parallel circuit?
- [ ] Resistance
- [ ] Impedance
- [ ] Current
- [ ] Voltage
3. The unit of apparent power in a purely inductive circuit is called the .
- [ ] watt
- [ ] emf
- [ ] kva
- [ ] var
4. The basic measuring unit of inductance is the .
- [ ] ohm
- [ ] coulomb
- [ ] henry
- [ ] farad
5. The function of damper windings in a synchronous motor is to .
- [ ] increase efficiency
- [ ] eliminate slippage
- [ ] provide excitation
- [ ] provide starting
6. Taps and dies used for threading pipe are .
- [ ] not hardened
- [ ] tapered
- [ ] straight
- [ ] not fluted
7. On AC vessels, which of the following statements represents the most difficult problem involved in obtaining a DC potential suitable for use by computer componets?
- [ ] A stepdown transformer is always required.
- [ ] The voltage must be rectified and made ripple free.
- [ ] Vessel vibrations affect the voltage source.
- [ ] Rectifiers cannot operate with voltage regulators.
8. Which characteristic or condition will have the greatest effect on increasing a hydraulic oil's viscosity?
- [ ] vacuum
- [ ] pressure
- [ ] pour point
- [ ] cloud point
9. Dirt should not be allowed to contaminate a grease lubricant because the .
- [ ] bearings will leak oil excessively
- [ ] grease will become inflammable
- [ ] dirt will cause corrosion of bearing
- [ ] dirt is very abrasive when mixed with grease
10. The valve best suited for throttling gas or liquid flow in a pipeline is the .
- [ ] gate valve
- [ ] globe valve
- [ ] plug cock
- [ ] check valve
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