Question:
99 A parallel beam of light is incident on a tank filled
Last updated: 6/14/2023
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99 A parallel beam of light is incident on a tank filled with water up to a height of 61 5 mm as shown in the figure below Ultrasonic waves of frequency 0 5 MHz are sent along the length of the water column using a transducer placed at the top and they form longitudinal standing waves in the water Which of the schematic plots below best describes the intensity distribution of the light as seen on the screen Take the speed of sound in water to be 1 500 m s a 300 m ovim Z www 6 15 cm b SCREEN V Z 16