From the given four figures choose the correct water image of the below figure.
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Optical fiber works on the principle of -
Choose the most appropriate answer:Natural radioactivity was discovered by
Natural radioactivity was discovered by Henri Bacquerel.
What does the slope of a velocity time graph represent?
Optical fibre works on which of the following principle of light?
A person holding a pen in his left hand sees his reflection in the mirror holding the pen in his right hand. This is due to which of the following phenomena?
Article 27 of the Indian Constitution "Freedom as to payment of taxes for promotion of any particular religion" deals with?
The predominant stage of the life cycle of a moss is the gametophyte which consists of two stages. The second stage is the ___________ stage.