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IAT_NEST Travelling waves MCQ Practice

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Q1SingleMarks: 4.00Negative: -1.00

For y=3cos(πx-4πt) cm, which statement is wrong?

A. vmax=12π cm/s and wavelength=0.2 mB. Wave speed in +x is 4π cm/sC. At t=0,x=0.25 cm transverse speed is 6√2π cm/sD. Maximum transverse acceleration is 48π² cm/s²