WBBSE Madhyamik Telecom (Vocational) Practice Questions - West Bengal Board Class 10 Secondary Vocational Telecom Examination Exam

An optical transmitter outputs a signal level of +3 dBm. What is the equivalent optical power in milliwatts (mW)?

2.0 mW 1.0 mW 3.0 mW 0.5 mW

Correct Answer:

2.0 mW

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