Multiple Choice
Identify the
choice that best completes the statement or answers the question.
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1.
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T5A01 Electrical current is measured in which
of the following units?
a. | Volts | c. | Ohms | b. | Watts | d. | Amperes |
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2.
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T5A02 Electrical power is measured in which of the
following units?
a. | Volts | c. | Ohms | b. | Watts | d. | Amperes |
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3.
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T5A03 What is the name for the flow of
electrons in an electric circuit?
a. | Voltage | c. | Capacitance | b. | Résista
me | d. | Current |
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4.
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T5A04 What is the name for a current that
flows only in one direction?
a. | Alternating current | c. | Normal current | b. | Direct
current | d. | Smooth current |
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5.
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T5A05 What is the electrical term for the
electromotive force (EMF) that causes electron flow?
a. | Voltage | c. | Capacitance | b. | Ampere-hours | d. | Inductance |
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6.
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T5A06 How much voltage does a mobile
transceiver typically require?
a. | About 12 volts | c. | About
120 volts | b. | About 30 volts | d. | About 240
volts |
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7.
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T5A07 Which of the following is a good
electrical conductor?
a. | Glass | c. | Copper | b. | Wood | d. | Rubber |
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8.
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T5A08 Which of the following is a good
electrical insulator?
a. | Copper | c. | Aluminum | b. | Glass | d. | Mercury |
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9.
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T5A09 What is the name for a current that
reverses direction on a regular basis?
a. | Alternating current | c. | Circular current | b. | Direct
current | d. | Vertical current |
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10.
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T5A10 Which term describes the rate at which
electrical energy is used?
a. | Resistance | c. | Power | b. | Current | d. | Voltage |
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11.
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T5A11 What is the unit of electromotive
force?
a. | The volt | c. | The
ampere | b. | The watt | d. | The
ohm |
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12.
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T5A12 What describes the number of times per
second that an alternating current makes a complete cycle?
a. | Pulse rate | c. | Wavelength | b. | Speed | d. | Frequency |
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13.
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T5A13 In which type of circuit is current the
same through all components?
a. | Series | c. | Resonant | b. | Parallel | d. | Branch |
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14.
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T5A14 In which type of circuit is voltage the
same across all components?
a. | Series | c. | Resonant | b. | Parallel | d. | Branch |
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