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Questions

Physics

Two identical circular loops of metal wire are lying on a table without touching each other. Loop-A carries a current which increases with time. In response, the loop-B

(a)	remains stationary	(b)	is attracted by the loop-A
(c)	is repelled by the loop-A	(d)	rotates about its CM, with CM fixed

Chemistry

An aldehyde A (C₁₁H₈O), which does not undergo self aldol condensation, gives benzaldehyde and two moles of B on ozonolysis. Compound B, on oxidation with silver ion gives oxalic acid. Identify the compounds A and B.

Mathematics

A function f : IR

IR, where IR is the set of real numbers, is defined by

. Find the interval of values of

for which f is onto. Is the function one-to-one for

= 3? Justify your answer.

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