List of top Questions asked in KCET

Van-Arkel method of refining Zirconium involves,

When an electrolyte is dissociated in solution, the van't Hoff factor \((i)\) is,

The value of $\tan \frac{\pi}{8}$ is equal to
A body falls freely for $10\,sec$. Its average velocity during this journey (take $g = 10 \, ms^{-2}$)
From the following pedigree chart of a family, one can make an analysis that,
The hybridisation of $C$ in diamond, graphite and ethyne is in the order
A pan filled with hot food cools from $94 ^{\circ}C$ to $86^{\circ}C$ in $2$ minutes. When the room temperature is $20 ^{\circ}C$. How long will it cool from $74 ^{\circ}C$ to $66 ^{\circ}C$ ?
The value of $\sin^{-1}\left ( \cos\, \frac { 53 \pi}{5}\right)$ is
Variation of resistance of the conductor with temperature is as shown .The temperature co-efficient $(\alpha)$ of the conductor is
In the following network potential at $'O'$
Mobility of free electrons in a conductor is
A particle executing $SHM $ has a maximum speed of $0.5 \, ms^{ -1}$ and maximum acceleration of $1.0 \, ms^{-2}$ The angular frequency of oscillation is
The increasing order of bond order of $O_2, O_2^+ , O_2^-$ and $O_2^{-}$ is
The process of superimposing message signal on high frequency carrier wave is called
A long solenoid with $40$ turns per cm carries a current of $1\,A$. The magnetic energy stored per unit volume is ........ $J/ m^3$.
A gas under constant pressure of $ 45 \times 10^5\, p_a $ when subjected to $ 800 \,k j $ of heat, changes the volume from $ 0.5\, m^3 $ to $ 2.0\, m^3 $ . The change in internal energy of the gas is
The $rms$ value of current in a $50 \,Hz$ $AC$ circuit is $6\,A$. The average value of $AC$ current over a cycle is
The contribution of particle at the edge centre to a particular unit cell is.
Predict the product $C$ in the following series of reactions : $CH _{3}- COOH \stackrel{ PCl _{ 5 }}{\longrightarrow} A { ->[{C_6H_6}][{{\text{Anhyd}} . Alcl_3}] } B { ->[CH_3MgBr] C}$
The composition of ?copper matte? is,
The component of a vector $\vec{r}$ along $x$-axis will have maximum value if
The complex formed when $Al_2O_3$ is leached from Bauxite using concentrated NaOH solution is,
Sulphur sol contains
Reactions in zeolite catalyst depend on,
Main axis of a diatomic molecule is $Z$, molecular orbital $p_x $ and $ p_y$ overlaps to form, which of the following orbitals?