A sine wave has a frequency of 50 Hz. Its angular frequency is ...... radian/ second.
A. 100 π
B. 50 π
C. 25 π
D. 5 π
Answer:A
A sine wave has a frequency of 50 Hz. Its angular frequency is ...... radian/ second.
A. 100 π B. 50 π C. 25 π D. 5 π
Explanation: The angular frequency, ω = 2πf = 2π50 = 100 π