List of top Questions asked in JKCET- 2011

What happens when blood cells are placed in pure water?
Magnitude of drift velocity per unit electric field is
The value of $ \sum\limits_{n=0}^{\infty }{\frac{{{n}^{2}}+4}{n\,!}} $ is equal to
The equation of the plane perpendicular to the $z$-axis and passing through $ (2,-3,5) $ is
If $ {{4}^{x}}={{16}^{y}}={{64}^{z}}, $ then
If $A$ is a square matrix of order $3$ and a is a real number, then determinant $ |\alpha \,\,\,A| $ is equal to
The contrapositive statement of the proposition $ p\to \sim q $ is
The number of straight lines which can be drawn through the point $ (-2,\,\,\,2) $ so that its distance from $ (-3,\,\,1) $ will be equal $6$ units is
The value of the integral $ \int{\frac{1}{{{e}^{2x}}+{{e}^{-2x}}}}\,\,dx $ is equal to
The ratio in which ZX-plane divides the line segment AB joining the points $ A(4,2,3) $ and $ B(-2,4,5) $ is equal to
A force $2$ units acts along the line $ x-4=y-5. $ The moment of the force about the point $ (1,\,\,1) $ along $Z-axis$ is equal to
The three distinct points $ A(at_{1}^{2},\,2a{{t}_{1}}),\,\,B(at_{2}^{2},\,\,2a{{t}_{2}}) $ and $ C(0,\,a) $ (where $a$ is a real number) are collinear, if
The value of $k$ for which the equation $ {{x}^{2}}-4xy-{{y}^{2}}+6x+2y+k=0 $ represents a pair of straight lines is
If $ f(x)\,=kx\,-\,\cos \,x $ is monotonically increasing for all $ x\in R, $ then
Which one among the following is most reactive towards electrophilic substitution reaction?
When 'blue vitriol' is heated at $373 \,K$, the product formed is
What fraction of the surface area of earth can be covered to establish communication by one geostationary statellite?
Chloroform on heating with silver powder gives
If two bodies stick together after collision and move as a single body, the collision is said to be
In a volumetric experiment, it was found that a solution of $KMnO _{4}$ is reduced to $MnSO _{4}$. If the normality of the solution is $1.0\, N$, then the molarity of the solution will be
The lanthanide element that has the electronic configuration, $ [Xe]4f^{7}5d^{1}6s^{2} $ is
In a reaction $ 2A+B\to A_{2}B, $ the reactant $B$ will disappear at
Which one of the following is a secondary amine?
In which of the following compounds, carbon exhibits a valency of $4$ but oxidation state $-2$ ?
In zinc blende structure, the coordination number of the cation is