T5B

Question 1

T5B01 (C)
How many milliamperes is 1.5 amperes?

1 15 milliamperes
2 50 milliamperes
3 1500 milliamperes
4 15,000 milliamperes

Answer 1

3 1500 milliamperes

Question 2

T5B02 (A)
What is another way to specify a radio signal frequency of 1,500,000 hertz?

1 1500 kHz
2 1500 MHz
3 15 GHz
4 150 kHz

Answer 2

1 1500 kHz

Question 3

T5B03 (C)
How many volts are equal to one kilovolt?

1 One one-thousandth of a volt
2 One hundred volts
3 One thousand volts
4 One million volts

Answer 3

3 One thousand volts

Question 4

T5B04 (A)
How many volts are equal to one microvolt?

1 One one-millionth of a volt
2 One million volts
3 One thousand kilovolts
4 One one-thousandth of a volt

Answer 4

1 One one-millionth of a volt

Question 5

T5B05 (B)
Which of the following is equal to 500 milliwatts?

1 0.02 watts
2 0.5 watts
3 5 watts
4 50 watts

Answer 5

2 0.5 watts

Question 6

T5B06 (C)
If an ammeter calibrated in amperes is used to measure a 3000-milliampere current, what reading would it show?

1 0.003 amperes
2 0.3 amperes
3 3 amperes
4 3,000,000 amperes

Answer 6

3 3 amperes

Question 7

T5B07 (C)
If a frequency display calibrated in megahertz shows a reading of 3.525 MHz, what would it show if it were calibrated in kilohertz?

1 0.003525 kHz
2 35.25 kHz
3 3525 kHz
4 3,525,000 kHz

Answer 7

3 3525 kHz

Question 8

T5B08 (B)
How many microfarads are equal to 1,000,000 picofarads?

1 0.001 microfarads
2 1 microfarad
3 1000 microfarads
4 1,000,000,000 microfarads

Answer 8

2 1 microfarad

Question 9

T5B09 (B)
What is the approximate amount of change, measured in decibels (dB), of a power increase from 5 watts to 10 watts?

1 2 dB
2 3 dB
3 5 dB
4 10 dB

Answer 9

2 3 dB

Question 10

T5B10 (C)
What is the approximate amount of change, measured in decibels (dB), of a power decrease from 12 watts to 3 watts?

1 -1 dB
2 -3 dB
3 -6 dB
4 -9 dB

Answer 10

3 -6 dB

Question 11

T5B11 (A)
What is the amount of change, measured in decibels (dB), of a power increase from 20 watts to 200 watts?

1 10 dB
2 12 dB
3 18 dB
4 28 dB

Answer 11

1 10 dB

Question 12

T5B12 (A)
Which of the following frequencies is equal to 28,400 kHz?

1 28.400 MHz
2 2.800 MHz
3 284.00 MHz
4 28.400 kHz

Answer 12

1 28.400 MHz

Question 13

T5B13 (C)
If a frequency display shows a reading of 2425 MHz, what frequency is that in GHz?

1 0.002425 GHz
2 24.25 GHz
3 2.425 GHz
4 2425 GHz

Answer 13

3 2.425 GHz