AIEEE Exam

A uniform rod AB of mass 'm' and length l is at
rest on a smooth horizontal surface. An impulse J
is applied to the end B perpendicular to the rod
in horizontal direction. Speed of the point A of
the rod after giving impulse is -

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AIEEE Other Question

A solid sphere of mass 'm' is lying at rest on a
rough horizontal surface. The coefficient of
friction between ground and sphere is µ. The
maximum value of F, so that sphere will not slip,
is equal to The length of a rectangle is given as (L ± l) and
its width as (W ± w). Where l and w are small,
so that product lw are very small and can be
ignored -
(A) uncertainty in its area is Lw
(B) fractional uncertainty in the area is W/l+l/w
(C) uncertainty in its area is (Ll + wW)