Tag: physics
Questions Related to physics
Some animals get disturbed and start running here and there just before the earthquakes occur because they can hear______________?
The frequency of a wave is $5\;Hz$. Then the wave is a/an (type of wave)
Sounds having frequency more than 20,000 Hz are called -
Which of the following frequency of sound can be heard by a dog but not by a man?
Why do we not hear the screams of a bat
Three different vibrating bodies produce three types of sounds X, Y and Z. Sounds X and Y cannot be heared by a man having normal range of hearing but sound Z can be heard easily. The sound X is used in for monitoring nuclear reactor.The sound similar to that which is produced during an earthquake before the main shock wave is generated. What type of sounds are (i) X (ii) Y, and (iii) Z?
Elephants communicate with
Which one has higher frequency?
The property of ultrasonic waves used in manufacturing emulsion for photographic films is its, _____________
The grandparents and parents of two-year old girl are playing with her in a room. A sound source produces a $28 kHz$ sound. Who in the room is most likely to hear the sound?