The frequency and amplitude of the problem number 130 is
A. 5m, 100 Hz
B. 5 cm, 100 Hz
C. 3m, 150 Hz
D. 3m, `100pi Hz`
A. 5m, 100 Hz
B. 5 cm, 100 Hz
C. 3m, 150 Hz
D. 3m, `100pi Hz`
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Correct Answer – B
`omega = 200 pi`
`2pin = 200pi`
`n = 10 Hz, A = 5 m`