The relation between wave velocity and particle velocity when graph between wave and particle displacement is given.
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, is the slope of the point of the position of the particle.
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According to the figure, the particles at and have an equal magnitude of the slope.
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The first one has a positive slope while the other has a negative slope.
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From the expression , if the slope is positive, particle velocity is negative and if the slope is negative, particle velocity is positive.
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Therefore, the first particle has a direction towards the negative -axis and the second has a direction in the positive -axis.
\n\n"},"encodingFormat":"text/html","position":1,"text":"negative -axis and positive -axis, respectively."},"comment":{"@type":"Comment","text":"Write the relation between particle velocity & wave velocity, use sign of slope of the curve at the given positions to find direction."},"eduQuestionType":"Multiple choice","encodingFormat":"text/markdown","learningResourceType":"Practice problem","suggestedAnswer":[{"@type":"Answer","comment":{"@type":"Comment","text":"It is a wrong option."},"encodingFormat":"text/html","position":0,"text":"positive -axis and positive -axis, respectively."},{"@type":"Answer","comment":{"@type":"Comment","text":"It is a wrong option."},"encodingFormat":"text/html","position":2,"text":"positive -axis and negative -axis, respectively."},{"@type":"Answer","comment":{"@type":"Comment","text":"It is a wrong option."},"encodingFormat":"text/html","position":3,"text":"negative -axis and negative -axis, respectively."}],"text":"
Wave pulse on a string shown in the figure is moving to the right without changing shape. Consider two particles at positions and . Their transverse velocities at the moment shown in the figure are along with directions
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B M Sharma Solutions for Chapter: Travelling Waves, Exercise 3: Exercises
Author:B M Sharma
B M Sharma Physics Solutions for Exercise - B M Sharma Solutions for Chapter: Travelling Waves, Exercise 3: Exercises
Attempt the practice questions on Chapter 6: Travelling Waves, Exercise 3: Exercises with hints and solutions to strengthen your understanding. PHYSICS FOR JOINT ENTRANCE EXAMINATION WAVES AND THERMODYNAMICS solutions are prepared by Experienced Embibe Experts.
Questions from B M Sharma Solutions for Chapter: Travelling Waves, Exercise 3: Exercises with Hints & Solutions
Wave pulse on a string shown in the figure is moving to the right without changing shape. Consider two particles at positions and . Their transverse velocities at the moment shown in the figure are along with directions
A certain transverse sinusoidal wave of wavelength is moving in the positive direction. The transverse velocity of the particle at as a function of time is shown. The amplitude of the motion is
A sinusoidal wave travelling in the positive direction on stretched string has amplitude , wavelength and wave velocity . At and it is given that and . Find the wave function .
A circular loop of rope of length rotates with uniform angular velocity about an axis through its centre on a horizontal smooth platform. The velocity of pulse (with respect to rope) produced due to slight radial displacement is given by
If the motion of the pulse and rotation of the loop, both are in same direction then the velocity of the pulse w.r.t. to ground will be:
A circular loop of rope of length rotates with uniform angular velocity about an axis through its centre on a horizontal smooth platform. The velocity of pulse (with respect to rope) produced due to slight radial displacement is given by
If both are in opposite direction, then the velocity of the pulse w.r.t. to ground will be: