Discover
Questions library
Collections library
Find online teacher
login
Discover
questions library
Find online teacher
login
Popular searches:
if-else
class-diagram
flowchart
Polymorphism
Home
Questions
Questions
Study lists
Wael Hammad Questions
10601 Questions
Which statement about a Doppler ultrasound stethoscope is true?
Medicine
2022-10-21
Answers
30
Question
40
Followers
30
0
1
106
Prior to an imaging examination using ultrasound, the skin surface is coated with a gel substance known as a “coupling agent”. What is the purpose of the gel?
Medicine
2022-10-21
Answers
30
Question
40
Followers
30
0
1
270
What frequencies are attributed to the inaudible sound known as Ultrasound?
Medicine
2022-10-21
Answers
30
Question
40
Followers
30
0
1
89
Which of the following sound levels, if prolonged, will damage the hearing mechanism of the ear without being perceived as painful?
Medicine
2022-10-21
Answers
30
Question
40
Followers
30
0
1
84
How much louder does a sound of 30 dB sound when compared to the same sound played at 10 dB?
Medicine
2022-10-21
Answers
30
Question
40
Followers
30
0
1
111
When a sound with a particular frequency is played at a loudness of 60 dB, and compared to the same sound played at 10 dB, what can be said about the intensity (in W/m2 ) of the 60 dB sound? It is:
Medicine
2022-10-21
Answers
30
Question
40
Followers
30
0
1
107
An increase in sound level of 20 dB represents an increase in intensity (W/m2 ) of:
Medicine
2022-10-21
Answers
30
Question
40
Followers
30
0
1
155
What is the unit called the decibel (dB) used in the measurement of?
Medicine
2022-10-21
Answers
30
Question
40
Followers
30
0
1
96
As the frequency of a sound in air is made to decrease, which of the following will happen?
Medicine
2022-10-21
Answers
30
Question
40
Followers
30
0
1
121
A sound wave of frequency 1000 Hz is travelling through air with a speed of 330 m/s. What is its wavelength?
Medicine
2022-10-21
Answers
30
Question
40
Followers
30
0
1
132
If the frequency of a sound is 1000 Hz, what will its period will be?
Medicine
2022-10-21
Answers
30
Question
40
Followers
30
0
1
79
How may sound waves be characterised? As:
Medicine
2022-10-21
Answers
30
Question
40
Followers
30
0
1
91
What is the speed of sound in water at 20 °C?
Medicine
2022-10-21
Answers
30
Question
40
Followers
30
0
1
273
Total:
10601
Previous
756
757
758
759
760
Next
Go
