Skip to main content

T5B11: Which decibel value represents a power increase from 20 watts to 200 watts?

T5B11T5B

Which decibel value represents a power increase from 20 watts to 200 watts?

Answer choices for T5B11
Why this wins

The key fact is 10 dB. Match that fact to the exact condition in the question; the other choices describe a different rule, band, component, or operating situation.

P = E × I

Direct answer summary (2026-2030 NCVEC pool)

The official correct answer for T5B11 is 10 dB.

The key fact is 10 dB. Match that fact to the exact condition in the question; the other choices describe a different rule, band, component, or operating situation.

← T5B10T5B12 →

More questions in T5B

T5B01How many milliamperes is 1.5 amperes?T5B02Which is equal to 1,500,000 hertz?T5B03Which is equal to one kilovolt?T5B04Which is equal to one microvolt?T5B05Which is equal to 500 milliwatts?T5B06Which is equal to 3000 milliamperes?