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Questions

Physics

Column Matching
Match the following :

	Column I		Column II
(a)	Work	(p)	Scalar
(b)	Torque	(q)	Scalar
(c)	Dipole moment	(r)	Vector
(d)	Electric potential	(s)	Vector

Chemistry

Fill in the Blanks :
Cannizzaro reaction is shown by an aldehyde or ketone containing ......... hydrogen atom.

Mathematics

Passage Based Question
Passage I
A square matrix A of size n x n is said to be unimodular if det (A) = 1.
If A is a matrix such that A' A = I_n, then

(a)	A is unimodular	(b)	-A is unimodular
(c)	I + A is unimodular	(d)	none of these

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