A square wave has a period of 60 µs. The first odd harmonic is
A. 5 kHz
B. 50 kHz
C. 500 kHz
D. 33.33 kHz
Answer: Option B
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Related Questions on Alternating Current and Voltage
To produce an 800 Hz sine wave, a four-pole generator must be operated at
A. 200 rps
B. 400 rps
C. 800 rps
D. 1,600 rps
A. Wave A leads wave B by 15°
B. Wave A lags wave B by 15°
C. Wave A leads wave B by 105°
D. Wave A lags wave B by 105°
f = 1/T = 100000÷60
= 16.66 kHz
1st odd harmonics = 3× 16.66
= 50 kHz