Physics
The theory of relativity is presented by which scientist

Albert Einstein
Marie Curie
Isaac Newton
Stephen Hawking

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Physics
The nature of fuse wire is

High resistance and high melting point.
Low resistance and low melting point.
Low resistance and high melting point.
High resistance and low melting point.

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

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
It will fall down at the same place where the string breaks
The ball will travel towards the center of the circle and fall down
None of these

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