List of top Questions asked in JKCET- 2011

When $6.3\, g$ of sodium bicarbonate are added to $30.0\, g$ of acetic acid solution, the residual solution is found to weigh $33.0\, g$. The mass of carbon dioxide released in the reaction is

Magnetic flux of $10 \mu Wb $ is linked with a coil, when a current of 2 mA flows through it. What is the self inductance of the coil?

An electric dipole is placed in an uniform electric field with the dipole axis making an angle $ \theta $ with the direction of the electric field. The orientation of the dipole for stable equilibrium is

A TV tower has a height 150 m. What is the total population covered by the TV tower, if the population density around the TV tower is $10^3\, km^{-2}?$ Radius of the earth is $6.4\times10^{6}m$

A radioactive nucleus of mass number $A$, initially at rest, emits an $ \alpha$ - particle with a speed $v$. The recoil speed of the daughter nucleus will be

A constant torque of $ 3.14\,Nm $ is exerted on a pivoted wheel. If the angular acceleration of the wheel is $ 4\pi \,rad/s^{2}, $ then the moment of Inertia of the wheel is

In the case of an inductor

Among the following, the compound that is readily soluble in water is

$1$-Chlorobutane on reaction with alcoholic potash gives

Which one of the following is not aromatic?

The equation of the line passing through $ (0,0) $ and intersection of $ 3x-4y=2 $ and $ x+2y=-4 $ is

Rainbow is a phenomenon due to

Resultant force acting on a diamagnetic material in a magnetic field is in direction

Histone octamer contains

The bond order of $ C_2$ molecule is

The masses of the three wires of copper are in the ratio 5 : 3 : 1 and their lengths are in the ratio 1 : 3 : 5. The ratio of their electrical resistances is

Kirchhoff's $1^{st}$ law for analysis of current at a junction in a circuit is based on

There exists an electric field of 1 N/C along $Y$ direction. The flux passing through the square of 1 m placed in $XY$ plane inside the electric field is

Charge $q_2$ of mass m revolves around a stationary charge $q_1$ in a circular orbit of radius r. The orbital periodic time of $ q_2 $ would be

The unit of physical quantity obtained integral of electric field is

Charges $5 \mu C$ and $10 \mu C$ are placed 1 m apart. Work done to bring these charges at a distance 0.5 m from each other is $(k = 9\times 10^9 SI)$

A hollow metal sphere of radius 10 cm is charged such that the potential on its surface becomes 80 V. The potential at the centre of the sphere is

Stratified epithelium is found in

Pellagra is caused due to deficiency of

Mendel was successful in discovering the principles of inheritance as