What is ultrasonic sound?
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What secondary color of light is produced by mixing the primary colors of red and blue?
What is pascal s principle?
Explain about Sanitation
Explain the thermal transformation?
Which is heavier the land mass or the sea?
Define Fixation of Nitrogen?
Explain the Modes of Transfer of Heat ?
Joule - Thomson cooling is
Explain the cause of brownian motion?
For which type of waves is the principle of superposition valid?
Which lens is used for correcting short ?sightedness ?
What do you mean by diffraction and what is/are the proper condition/conditions for it?