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Flashcards in Math for Electronics - T5B Deck (11):
1

How many milliamperes is 1.5 amperes?

1,500 milliamperes

2

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

1500 kHz

3

How many volts are equal to one kilovolt?

One thousand volts

4

How many volts are equal to one microvolt?

One one-millionth of a volt

5

Which of the following is equivalent to 500 milliwatts?

0.5 watts

6

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

3 amperes

7

If a frequency readout calibrated in megahertz shows a reading of 3.525 MHz, what would it show if it were calibrated in kilohertz?

3525 kHz

8

How many microfarads are 1,000,000 picofarads?

1 microfarad

9

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

3 dB

10

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

6 dB

11

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

10 dB