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Velocity of the wave Y = 6 sin(12 pi t - 0.02 pi x + pi/3)

The same question, asked 3 times: 10 May 2024 S2, 12 May 2024 S2*, 16 Apr 2026 S1. Every wording below, oldest first.

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  1. Question 1

    10 May 2024 S2

    49
    The equation of wave is Y=6sin⁡ ⁣(12πt−0.02πx+π3)Y=6\sin\!\left(12\pi t-0.02\pi x+\frac{\pi}{3}\right) where 'xx' is in m and 'tt' in s. The velocity of the wave is

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  2. Question 2

    12 May 2024 S2

    21
    The equation of wave motion is Y=5sin⁡(10πt−0.02x+π3)Y = 5\sin\left(10\pi t - 0.02x + \frac{\pi}{3}\right) where xx is in metre and tt in second. The velocity of the wave is

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  3. Question 3

    16 Apr 2026 S1

    124
    The equation of wave motion is Y=6sin⁡(12πt−0.02πx+π3)Y = 6\sin\left(12\pi t - 0.02\pi x + \dfrac{\pi}{3}\right) where x is in metre and time in second. The velocity of the wave is

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