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rahul khurana Grade:
        

An ant is at the vertex of cube of side 'A' .It is moving with constant speed 'U'.The minimum time taken by ant to cover the maximum displacement with in the cube is-


 

7 years ago

Answers : (1)

Badiuddin askIITians.ismu Expert
147 Points
										

Dear rahul


 


6787-262_7662_untitled.JPG


minimum time take by ant when it moves in straight line along AB


minimum distance = √(2a)2 +a2


                                   =a√5


so time taken =a√5/U


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7 years ago
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