Figure shows the shape of part of a long string in which transverse waves are produced by attaching one end of the string to tuning fork of
frequency 250 Hz. What is the velocity of the waves?

1.0 m s^{- 1}

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1.5 m s^{- 1}

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2.0 m s^{- 1}

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2.5 m s^{- 1}

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Solution

The correct option is A $1.0 m s^{- 1}$
$f = 250 H z$
$λ = 0.5 - 0.1$
$= 0.4 c m$
$v = f λ$
$= 250 \times 0.4 \times 10^{- 2}$
$= 1 m s^{- 1}$

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Figure shows the shape of part of a long string in which transverse waves are produced by attaching one end of the string to tuning fork of frequency 250 Hz. What is the velocity of the waves?

The correct option is A 1.0ms−1f=250Hz λ=0.5–0.1 =0.4 cm v=f λ =250×0.4×10−2 =1ms−1

Figure shows the shape of part of a long string in which transverse waves are produced by attaching one end of the string to tuning fork of
frequency 250 Hz. What is the velocity of the waves?

The correct option is A $1.0 m s^{- 1}$
$f = 250 H z$
$λ = 0.5 - 0.1$
$= 0.4 c m$
$v = f λ$
$= 250 \times 0.4 \times 10^{- 2}$
$= 1 m s^{- 1}$