List of top Questions asked in JKCET

An object is projected so that its horizontal range $R$ is maximum. If the maximum height attained by the object is $H$, then the ratio of $R/H$ is
An object placed on an inclined plane starts sliding when the angle of incline becomes $30^{\circ}$. The coefficient of static friction between the object and the plane is
The colourless gas that turns brown in air is
The $d$ and $l$ enantiomers of an optically active compound differ in
The elastic energy stored per unit volume in a stretched wire is
The mobility of free electrons (charge = $e$, mass = $m$ and relaxation time = $ \tau $ .) in a metal is proportional to
Why do calcium ions makes water hard but sodium ion does not?
Formation of methyl tertiary butyl ether by the reaction of sodium tertiary butoxide and methyl bromide involves
If the radius of a nucleus of mass number $3$ is $R$ ,then the radius of a nucleus of mass number $81$ is
Faraday's constant is defined as
German silver is an alloy of
The complex $[CoF_{6}]^{4-}$ is
A Carnot cycle has the reversible processes in the following order
$IUPAC$ name of the complex $K_{3}\left[A l\left(C_{2} O_{4}\right)_{3}\right]$ is
Dual behaviour of matter was proposed by
Why do most chemical reaction rates increases rapidly as the temperature rises?
The pair of straight lines $ {{x}^{2}}-3{{y}^{2}}=0 $ and the line $ x=1 $ form a triangle which is
Ethyl alcohol cannot be used as a solvent for methyl magnesium iodide because
Compound that has smell of bitter almonds is
The crystal structure can be studied by using
Two springs of spring constants $k_{1}$ and $k_{2}$ are joined in series and a mass $m$ is attached to them as shown in figure. The time-period of oscillations of the springs is
A can filed with water is revolved in a vertical circle of radius 4 m and the water does not fall down. The time period for a revolution is about
The terminal velocity of a rain drop of radius $r$ is $ 2\,cm\,s^{-1}$ . If eight such identical drops combine to form a single large drop, the terminal velocity would be
18 g of glucose $(C_6H_{12}O_6)$ is added to 178.2 g of water. The vapour pressure of water for this aqueous solution at 100$^\circ$C
Identify the substance whose $0.1\, M$ solution is basic?