IIT-JEE Exam

A and B run a 1 km race. If A gives B a start of 50m, A wins by 14 seconds and if A gives B a
start of 22 seconds, B wins by 20 meters. Find the time taken by A to run 1 km

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IIT-JEE Other Question

Among the following compounds, the most acidic is
option
(A) p-nitrophenol
(B) p-hydroxybenzoic acid
(C) o-hydroxybenzoic acid
(D) p-toluic acid. A long, hollow conducting cylinder is kept coaxially inside another long, hollow conducting cylinder of larger radius.
Both the cylinders are initially electrically neutral.
(A) A potential difference appears between the two cylinders when a charge density is given to the inner cylinder.
(B) A potential difference appears between the two cylinders when a charge density is given to the outer cylinder.
(C) No potential difference appears between the two cylinders when a uniform line charge is kept along the axis of the
cylinders.
(D) No potential difference appears between the two cylinders when same charge density is given to both the
cylinders.