List of top Questions asked in JKCET- 2003

The angular speed of the electric in the nth orbit of Bohr hydrogen atom is
A particle originally at rest at the highest point of a smooth circle in a vertical plane, is gently pushed and starts sliding/along the circle. It will leave the circle at $a'$ vertical distance $h$. below the highest point such that
Which of the following is not an amino acid?
In the reaction $2 A+B \rightarrow A_{2} B$, if the concentration of $A$ is doubled and that of $B$ is halved, then the rate of reaction will
The Arrhenius equation expressing the effect of temperature on the rate constant of a reaction is
For which of the following reactions, $K_{p}=K_{c} ?$
Ostwald dilution law is applicable to
If the half-time for a particular reaction is found to be constant and independent of the initial concentration of the reactants, then the reaction is of
Which of the following is a non-colligative property?
Two vectors are given by $\vec{A}=\left(3\hat{i} +\hat{j}+3\hat{k}\right)$ and $ \vec{B}=\left(3\hat{i} +5\hat{j}-2\hat{k}\right)$. Find the third vector $\vec{C}$ if $\vec{A}+3\vec{B}-\vec{C}=0.$
Two projectiles are fired at different angles with the same magnitude of velocity, such that they have the same range. At what angles they might have been projected?
How will increase of pressure affect the equation? $C(s)+H_{2} O(g) C O(g)+H_{2}(g)$
Normality of $2 MH _{2} SO _{4}$ is
The current gain a of a transistor is $0.9.$ The transistor is connected to common base configuration. What would be the change in collector current when base current changes by $ 4\,mA $ ?
In a full wave rectifier circuit operating from $ 50\,Hz $ main frequency, the fundamental frequency in the ripple would be
A particle moves along the $x$-axis from $x=x_{1}$ to $x=x_{2}$ under the action of a force given by $F=2 x$. Then the work done in the process is
How many $\alpha$-particle and $\beta$-particles are emitted when uranium nucleus ${ }_{92}^{238} U$ decays to lead nucleus ${ }_{82}^{206} P b$ ?
What is the name of the level formed due to impurity atom in $p$-type in the forbidden gap?