The doppler effect using ultrasonic waves of frequency 2.23×106 hz is used to monitor the heartbeat of a fetus. a (maximum) beat frequency of 258 hz is observed. part a assuming that the speed of sound in tissue is 1.54×103m/s, calculate the maximum velocity of the surface of the beating heart.
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Physics, 22.06.2019 02:30
Eddy whose mass is 55kg climbs up the 1.50 meter high stairs in 2s.calculate eddy’s power rating
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Physics, 22.06.2019 04:30
Which of the following is not a characteristic of s waves? a. travel slower than p waves. b. cannot be detected in locations more than 105° from an earthquake’s epicenter. c. travel through solids and liquids. d. only affect coastal regions.
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Physics, 22.06.2019 16:00
Suppose a soccer ball is kicked from the ground at an angle 20.0º above the horizontal at 8.00 m/s. the y-velocity is determined to be 2.74 m/s. how long will the ball be in the air? assume the ball lands at the same height at which it was kicked.
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The doppler effect using ultrasonic waves of frequency 2.23×106 hz is used to monitor the heartbeat...
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