What is sonar ( sound navigation and ranging )?
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while climbing a hill we bend forward. give a scientific reason for the same
WHY IS MAGNETIC NEEDLE POINTD?
types of engines available...?and their functions
Explain what is optical medium?
Define Mass?
Why does a cyclist bend inwards, while turning a corner ?
A color made from the addition of two primary colors is called:
x- rays travel with the velocity of
What is soda water ?
Explain about Microphone?
What is Chemical mixture ?
Why a pen used for writing with ink is always split as its pointed end?