What is loudness of sound?
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How does a sound wave travel in air?
i am a student of 10th class ,i like science and maths but i score bad in maths.wat shud i take in future...commerce or science?
1.when a diode has its maximum resistance? 2.is ohm's applicable for an ac circuit?
Why, when you release an inflated, untied balloon, does it fly across the room?
Tell me why ship doesnt sink sea?
When thomas edison was promoting the wide use of direct current, this personal enemy of edisons was the chief proponent and expert in alternating current?
Why dies water rise in the trees ?
This perceived force, that seems to want to throw a person off a merry-go-round, is often regarded by physicists as a fictitious force:
WHY DO FLAME GOES UP IN DIRECTION
State the laws of thermodynamics.
we know the speed of light...... then what is the speed of darkness?????????????
The Frequency is measured by _________ bridge ?