Description : If a wave has a frequency of 20hz and a wavelength of 2.5m what is the wave speed?
Last Answer : Need answer
Description : Sound of frequency below 20 Hz are called (a) Audio sounds (b) Infrasonics (c) Ultrasonics (d) Supersonics
Last Answer : Ans:(b)
Description : Sound of frequency below 20 Hz is called ______. (1) audio sounds (2) infrasonic (3) ultrasonic (4) supersonics
Last Answer : (2) infrasonic Explanation: The term "infrasonic" applied to sound refers to sound waves below the frequencies of audible sound and nominally includes anything under 20 Hz.
Description : Sounds of frequency beyond 20,000Hz (20 kHz) are called
Last Answer : Ultrasonic sounds.
Description : The nurse auscultates the apex beat at which of the following anatomical locations? a) Fifth intercostal space, midclavicular line The left ventricle is responsible for the apex beat or the point of ... of the xiphoid process will detect gastrointestinal sounds, but not the apex beat of the heart.
Last Answer : a) Fifth intercostal space, midclavicular line The left ventricle is responsible for the apex beat or the point of maximum impulse, which is normally palpable in the left midclavicular line of the chest wall at the fifth intercostal space.
Description : Give reason: Ultrasonic sounds have high frequency.
Last Answer : Ultrasonic sounds have high frequency because it has high energy.
Description : The sounds of which frequency are human beings most sensitive? A. 400 hertz B. 20 hertz C. 20000 hertz D. 5000 hertz (Answer)
Last Answer : D. 5000 hertz (Answer)
Description : The sounds having a frequency of 20 Hertz to 20,000 Hertz are known as
Last Answer : Audible sounds
Description : The sounds having a frequency of 20 Hertz to 20,000 Hertz are known as – (1) Audible sounds (2) Ultrasonics (3) Infrasonics (4) Megasonics
Last Answer : (1) Audible sounds Explanation: An audio frequency is characterized as a periodic vibration whose frequency is audible to the average human. It is the property of sound that most determines ... 000 Hz, although the range of frequencies individuals hear is greatly influenced by environmental factors.
Description : The sounds having a frequency of 20 Hertz to 20,000 Hertz are known as (1) Audible sounds (2) Ultrasonics (3) Infrasonics (4) Megasonics