List of top Questions asked in JKCET

$ \left| \begin{matrix} 1 & x & y+z \\ 1 & y & z+x \\ 1 & z & x+y \\ \end{matrix} \right| $ is equal to
The standard deviation of the first n natural numbers is
$ \frac{1}{3!}+\frac{2}{5!}+\frac{3}{7!}+... $ is equal to
In L-C-R series circuit the resonance condition in terms of capacitive reactance ($X_C$) and inductive reactance ($ X_L)$ is
A sphere of radius $R$ is gently dropped into liquid of viscosity $ \eta $ in a vertical uniform tube. It attains a terminal velocity $v$. Another sphere of radius $2\,R$ when dropped into the same liquid, will attain its terminal velocity
Galvanic cell is a device in which
For a gas molecule with $6$ degrees of freedom the law of equipartition of energy gives the following relation between the molecular specific heat $(C_{V})$ and gas constant $(R)$
Identify the pair of gases that have equal rates of diffusion
On bombardment of $U^{235}$ by slow neutrons, $200\, MeV$ energy is released. If the power output of atomic reactor is $1.6\, M\, W$, then the rate of fission will be
In case of condensation of polymers
Which one of the following is a non-polar molecule?
The anomeric carbon in $D(+)$ glucose is
Which one of the following metals is extracted by a carbon reduction process?
Picric acid is a stronger acid than acetic acid and benzoic acid. It contains
The area under the displacement-force curve gives
A solid cylinder is rolling down on an inclined plane of angle $ \theta , $ The coefficient of static friction between the plane and cylinder is $ \mu _{s}$ . Then condition for the cylinder not to slip is
Nitration of nitrobenzene at $ 125^{\circ} C $ with mixed acids gives
To convert a moving coil galvanometer $(MCG)$ into a voltmeter
The average kinetic energy of a gas molecule is
The magnetic susceptibility of paramagnetic materials is
The products obtained when anisole is heated in a sealed tube with $HI$ are
The metallurgical process in which a metal is obtained in a fused state is called
IUPAC name of $CH _{3}- \underset{\overset{|}{Cl}}{C}H - CH _{2}- CHO$ is $Cl$
According to Lenz's law of electromagnetic induction
The net magnetic flux through any closed surface, kept in a magnetic field is