Multiple Choice
Identify the
choice that best completes the statement or answers the question.
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1.
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T5B01 How many milliampères is 1.5
amperes?
a. | 15 milliampères | c. | 1500 milliampères | b. | 150
milliampères | d. | 15,000
milliampères |
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2.
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T5B02 What is another way to specify a radio
signal frequency of 1,500,000 hertz?
a. | 1500 kHz | c. | 15
GHz | b. | 1500 MHz | d. | 150
kHz |
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3.
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T5B03 How many volts are equal to one
kilovolt?
a. | One one-thousandth of a voll | c. | One thousand volts | b. | One hundred
volts | d. | One million volts |
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4.
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T5B04 How many volts are equal to one
microvolt?
a. | One one-millionth of a volt | c. | One thousand kilovolts | b. | One million
volts | d. | One one-thousandth of a volt |
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5.
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T5B05 Which of the following is equal to 500
milliwatts?
a. | 0.02 watts | c. | 5
watts | b. | 0.5 watts | d. | 50
watts |
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6.
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T5B06 If an ammeter calibrated in amperes is used
to measure a 3000- milliampere current, what reading would it show?
a. | 0.003 amperes | c. | 3
amperes | b. | 0.3 amperes | d. | 3,000,000
amperes |
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7.
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T5B07 If a frequency display calibrated in
megahertz shows a reading of 3.525 MHz, what would it show if it were calibrated in
kilohertz?
a. | 0.003525 kHz | c. | 3525
kHz | b. | 35.25 kHz | d. | 3.525.000
kHz |
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8.
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T5B08 How many microfarads are equal to
1,000,000 picofarads?
a. | 0.001 microfarads | c. | 1000
microfarads | b. | 1
microfarad | d. | 1.000.000.000 microfarads |
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9.
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T5B09 What is the approximate amount of
change, measured in decibels (dB), of a power increase from 5 watts to 10 watts?
a. | 2 dB | c. | 5
dB | b. | 3 dB | d. | 10
dB |
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10.
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T5B10 What is the approximate amount of change,
measured in decibels (dB), of a power decrease from 12 watts to 3 watts?
a. | -1 dB | c. | -6
dB | b. | -3 dB | d. | -9
dB |
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11.
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T5B11 What is the amount of change, measured in
decibels (dB), of a power increase from 20 watts to 200 watts?
a. | 10 dB | c. | 18
dB | b. | 12 dB | d. | 28
dB |
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12.
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T5B12 Which of the following frequencies is
equal to 28,400 kHz?
a. | 28.400 MHz | c. | 284.00
MHz | b. | 2.800 MHz | d. | 28.400
kHz |
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13.
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T5B13 If a frequency display shows a reading
of 2425 MHz, what frequency is that in GHz?
a. | 0.002425 GHz | c. | 2.425
GHz | b. | 24.25 GHz | d. | 2425
GHz |
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