Physics
Who among the following is credited to work for the unification of electricity, magnetism and optics field of Physics?

James Clerk Maxwell
Michael Faraday
Isaac Newton
Haris Christian Oersted

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Physics
A boy is swinging a ball attached to a string in a horizontal circle. If the string snaps

The ball will travel towards the center of the circle and fall down
It will fall down at the same place where the string breaks
It will continue to travel along a tangent to the circle at the point the ball was at the time of snapping and finally fall down
None of these

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