The Amateur Radio Project - Alternating quantities

# Alternating quantities

### Question 2 of 8

A sinusoidal voltage has a periodic time of 20ms. Its frequency will be

1. a UHF (0.3- 3GHz)
2. b VHF (30- 300MHz)
3. c HF(3- 30MHz)
4. d that of the British mains supply (50Hz)

1 | 2 | 3 | 4

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