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A sound pulse sent vertically

A sound pulse sent vertically downward into the earth is reflected from two different ways of the earth such that echoes are
1. 3 answers
2. asked by Zobo
3. 1,114 views
The speed of sound is about 340 m/s. Assume that when the motion detector emits an ultrasonic pulse, it must detect the
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2. asked by Priscilla
3. 662 views
a ship sends a snoar pulse of frequency 30kHz and duration 1.0 ms towards a submarine and receives a reflection of the pulse 3.2
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2. asked by sake
3. 1,555 views
QuestionWhat is it called when someone measures a pulse rate by using a stethoscope to listen at the point of maximum pulse
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2. 19 views
A pulse of sound takes 1/100 seconds to travel about 25 feet to the sea floor and back. A ship stops in an area where the sea
1. 2 answers
2. asked by Vivyann
3. 93 views
The most common way to take pulse is by measuring the beat of the heart as felt through the walls of the radial artery, at the
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2. 20 views
2. A pulse of sound takes 1 second to travel 2,460 feet to the seafloor and back. A ship stops in a different area where the
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2. 33 views
A bat in a cave emits a sound pulse and receives an echo 0.15 second later. Assuming that the speed of sound is 345 m/s, how far
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2. asked by Anonymous
3. 729 views
determine the following distances based on the sonar data given. a ship sends a sound pulse downward and receives the reflected
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2. asked by lorraine
3. 1,464 views
in a experiment to measure the speed of sound in glass, a pulse of sound is sent into a glass rod, 14 m in length. the reflected
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2. asked by jack
3. 1,763 views