मराठी

The horizontal speed of the wave is:

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प्रश्न

The horizontal speed of the wave is:

पर्याय

  • $$ 1 \mathrm{~ms}^{-1}$$

  • $$ 2 \mathrm{~ms}^{-1}$$

  • $$ 4 \mathrm{~ms}^{-1}$$

  • $$ 0.5 \mathrm{~ms}^{-1}$$

MCQ
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उत्तर

$$ \mathbf2 \mathbf{~ms}^{-1}$$

Explanation:

The wavelength of the wave is 4 m and its time period is 2 s.

\[ v=\frac{\lambda}{T} \]

\[=\frac{4}{2}\]

= $$ 2 \mathrm{~ms}^{-1}$$

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पाठ 3: Sound - Multiple Choice Questions and Assertion-Reason Type Questions [पृष्ठ २१४]

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