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- The sound from our ear is carried to our brain, Where it is interrupted and we are able to hear and identify the sounds. Which part of the ear carries the sound message to the brain?
- There are some sounds which cannot be heard by human ear. Theses sounds have frequency, either more than 20 kHz or less than 20 Hz The sound whose frequency is less than the 20 Hz is called____.
- There are various phenomenon of reflection of sound. The reverberation is one of them. In case of reverberation the sound is not distinct and cannot be understood properly.
- The pressure of the liquid is not same at each point in the sea. If a diver dives into the sea, at which point the the diver will feel the maximum pressure?
- The given figure is the part of the human ear. The human ear is divided into three parts. Identify the parts of the ear given in the figure below_____.
- What are wavelength, frequency, time period and amplitude of a sound wave?
- The sound energy has wide application in medical science, as well as in many other fields. The sound of high frequency used in medical science is called ultrasound.
- There are different types of waves produced by different sources. The wave produced by the home theater is different from that produced by the light of bulb.
- How does the sound produced by a vibrating object in a medium reach your ear?
- Echo is one of the phenomena of reflection of sound. When we go to the mountain top and shout loudly, we hear our own sound after sometime.
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