Does the sound of a bomb explosion travel faster than the sound of a humming bee?
a person standing between two vertical cliffs and 640m away from nearest cliff shouted he heard first echo after 4 sec and second echo 3 sec later. calculate
why do we use that jelly sort of thing during sonography?
WHAT KIND OF ENERGY TRANSFORMATION TAKES PLACE IN THE FOLLOWING DEVICES
Dear experts, In pg.167- NCERT science lesson Activity 12.5 Can u please form questions based on that and give the answers too.(for practicals)Please urgent for me...
explain how bats use ultrasound to catch the prey
what is the difference between amplitude and intensity
property determines (a) loudness, (b) pitch?
A source is producing 1500 sound waves in 3 sec. If the distance covered by rarefaction and compression be 68cm. find
c)velocity of sound wave
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