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- Answer please! A travelling harmonic wave is represented by the equation y(x,t) = 10-3 sin (50t + 2x) , where x and y are in meter and t is in seconds. Which of the following is a correct statement about the wave ?
- #Joint Entrance Examination Main
- #Engineering
- #All India Pre Medical Test
- #Oscillations and Waves
- #Physics
A travelling harmonic wave is represented by the equation y(x,t) = 10-3 sin (50t + 2x) , where x and y are in meter and t is in seconds. Which of the following is a correct statement about the wave ?
- Option 1)
The wave is propagating along the negative x-axis with speed 100 ms-1 .
- Option 2)
The wave is propagating along the positive x-axis with speed 25 ms-1 .
- Option 3)
The wave is propagating along the positive x-axis with speed 100 ms-1 .
- Option 4)
The wave is propagating along the negative x-axis with speed 25 ms-1 .
Answers (1)
Speed of sinusoidal wave -
Wave Speed
- wherein
general
wave is moving along
X-Axis with speed V
&
Option 1)
The wave is propagating along the negative x-axis with speed 100 ms-1 .
Option 2)The wave is propagating along the positive x-axis with speed 25 ms-1 .
Option 3)The wave is propagating along the positive x-axis with speed 100 ms-1 .
Option 4)The wave is propagating along the negative x-axis with speed 25 ms-1 .
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