RME Exam Reviewer Part 3

#1. A universal motor has brushes that ride on the __________.

#2. Which of the following is true?

#3. When a circuit breaker is in the open position __________. I. You have a short in the ungrounded conductor. II. You have a short in the grounded conductor.

#4. The usual service conditions under which a transformer should be able to carry its rated load are __________. I. At rated secondary voltage or not in excess of 105% of the rated value. II. At rated frequency. III. Temperature of the surrounding cooling air at no time exceeding 40°C (104°F) and average temperature of the surrounding cooling air during any 24-hour period not exceeding 30°C (86°F).

#5. Special permission is __________.

#6. One of the disadvantages of indenter or crimp connectors is __________.

#7. Mulitple start buttons in a motor control circuit are connected in __________.

#8. How many kw hours are consumed by 25-60 watt light bulbs burning 5 hours in a 120v circuit?

#9. Conductors supplying two or more motors shall have an ampacity equal to that sum of the following current rating of all the motors plus __________ % of the highest rated motor in the group.

#10. The Wheatstone bridge method is used for accurate measurements of __________.

#11. Which of the following is true?

#12. The symbol for a wye connection is __________.

#13. A commutator is __________.

#14. One million volts can also expressed as __________.

#15. The difference between a neutral and a grounded circuit conductors is __________.

#16. The electric pressure of a circuit would be the __________.

#17. When soldering a joint, the flux is used to __________.

#18. Which of the following about a strap wrench is/are true? I. You can turn pipe using one hand II. Use in a tight corner III. Use on different sizes of pipe

#19. Electrical power is measure of __________.

#20. A low power factor is commonly caused by __________. I. Induction motors II. Synchronous motors III. Fluorescent lights

#21. The electromotive force required to cause a current to flow may be obtained __________. I. Thermally II. Mechanically III. Chemically

#22. Resistance opposes the flow of current in a circuit and is measured in __________.

#23. If a 240-volt heater is used on 120 volts, the amount of heat produced will be __________.

#24. Which of the following meters is a wattmeter?

#25. To fasten a box to a terra cotta wall you would use which of the following?

#26. The transferring of electrons from one material to another would be __________.

#27. A function of a relay is to __________.

#28. A laminated pole is __________.

#29. Unity power factor, which means that the current is in phase with the voltage, would be __________.

#30. Permeability is __________.

#31. Which of the following is true?

#32. Which of the following is not true?

#33. Which of the following is not true?

#34. The normal rotation of an induction motor is __________ facing the front of the motor (The front of a motor is the end opposite the shaft).

#35. A dynamo is __________.

#36. A minimum thickness of __________ inch/inches of concrete over conduits and raceways should be used to prevent cracking.

#37. In solving series-parallel circuits, generally you would __________.

#38. Which of the following is not true?

#39. Which of the following is not true?

#40. Wire Connectors are generally classified as __________ type(s). I. Thermal II. Pressure

#41. What percentage of the maximum (peak) voltage is the effective (R.M.S.) voltage?

#42. The voltage of a circuit is best defined as __________.

#43. Rheostats and potentiometers are types of __________ resistors.

#44. Which of the following is/are generally used for field magnets? I. Copper II. Steel III. Wrought iron

#45. Which of the following is not true?

#46. Hysteresis is __________.

#47. Which of the following is not true?

#48. Resistance in a circuit may be __________. I. Resistance of the conductors II. Resistance due to imperfect contact

#49. Which of the following is not true?

#50. A magnetic field is created around a conductor __________.

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