List of top Questions asked in KCET

Identify the correct statement in the following
Addition of mineral acid to an aqueous solution of Borax, the following compound is formed
Bactericidal antibiotics among the following is
A reaction has both $\Delta \,H$ and $\Delta \,S$ - ve The rate of reaction
Which of the following element forms $p_{\pi} - p_{\pi}$ bond with itself ?
Which of the following structure of a molecule is expected to have three bond pairs and one lone pair of electrons ?
If $tan^{-1} \,x + tan^{-1} \,y = \frac{4\pi}{5}$, then $cot^{-1}\, x + cot^{-1} \,y$ is equal to
Which of the following is the correct electron dot structure of $N_2O$ molecule ?
The co-ordination number and the oxidation state of the element $'M'$ in the complex $[ M(en)_{2}(C_{2}O_{4})]NO_{2}$ $\{$ where (en) is ethane-1,2-diamine) are, respectively
Which of the following aqueous solution has highest freezing point ?
The S.I. unit of specific heat capacity is

Young's modulus is defined as the ratio of

The output of a step down transformer is measured to be $48\, V$ when connected to a ${12 \, W}$ bulb. The value of peak current is
The electronegativities of $C, N, Si$ and $P$ are in the order of
The mean energy of a molecule of an ideal gas is
Which one of the following is not a common component of photo-chemical smog ?
A coil of inductive reactance $1/ \sqrt{3}\, O$ and resistance $1 \, \Omega$ is connected to a $200\, V$, $50\,Hz \,A.C.$ supply. The time lag between maximum voltage and current is
Which of the following is not a biodegradable polymer ?
The point on the curve $y^2 = x$ where the tangent makes an angle of $\pi /4$ with X-axis is
If $A = 2 \hat{i} + 3 \hat{j} + 8 \hat{k}$ is perpendicular to $B= 4 \hat{i} + 4 \hat{j} + \alpha \hat{k}$, then the value of $\alpha$ is
The magnetic field at the center of a current carrying loop of radius $0.1\, m$ is $5 \sqrt{5}$ times that at a point along its axis. The distance of this point from the centre of the loop is
In a nuclear reactor the function of the Moderator is to decrease
Two balls are thrown simultaneously in air. The acceleration of the centre of mass of the two balls when in air,
The eccentricity of the ellipse $\frac{x^2}{36} + \frac{y^2}{16} = 1$ is
The value of $I$ in the figure shown below is