List of top Questions asked in KCET

In the following circuit what are $P$ and $Q$:

The probability of solving a problem by three persons $A, B$ and $C$ independently is $\frac{1}{2}$, $\frac{1}{4}$ and $\frac{1}{3}$ respectively. Then the probability of the problem is solved by any two of them is

If the parabola $x^2=4ay$ passes through the point $(2, 1)$, then the length of the latus rectum is

If A = {1,2,3,4,5,6}, then the number of subsets of A which contain at least two elements is

Which of the following features of plants is not helpful in adapting to desert life?

In the following equation of Verhulst - Pearl logistic growth, the letter '$r$' denotes________ $\frac{dN}{dt} =rN(\frac{K-N}{K})$

Which one of the following is not included under in-situ conservation?

The percentage of $s$-character in the hybrid orbitals of nitrogen in $NO^+_2, NO^-_3$ and $NH_4^+$ respectively are

Two long straight parallel wires are a distance $2 d$ apart. They carry steady equal currents flowing out of the plane of the paper. The variation of magnetic field $B$ along the line $xx'$ is given by

The value of $\sin^2 51^\circ + \sin^2 39^\circ$ is

If A and B are two events such that P(A) = \(\frac{1}{3}\), P(B) = \(\frac{1}{2}\) and P(A ∩ B) = \(\frac{1}{6}\), then P(A'/B) is

One end of a string of length $'l'$ is connected to a particle of mass �m� and the other to a small peg on a smooth horizontal table. If the particle moves in a circle with speed �v�, the net force on the particle (directed towards the centre) is : (T is the tension in the string)

When the same quantity of heat is absorbed by a system at two different temperatures $T_1$ and $T_2$, such that $T_1 > T_2$, change in entropies are $\Delta S_1$ and $\Delta S_2$ respectively. Then

Ruminant animals can digest cellulose in their food, where as human beings are unable to do so. This is because

Which of the following is NOT a green house gas?

The oxidation number of nitrogen atoms in $NH_4NO_3$ are

Three polaroid sheets $P_1, P_2$ and $P_3$ are kept parallel to each other such that the angle between pass axes of $P_1$ and $P_2$ is $45^\circ$ and that between $P_2$ and $P_3$ is $45^\circ$. If unpolarised beam of light of intensity $128 Wm^{-2}$ is incident on $P_1$. What is the intensity of light coming out of $P_3$?

Which of the following is not a greenhouse gas?

A radio-active elements has half-life of $15$ years. What is the fraction that will decay in $30$ years?

The metal that products $H_2$ with both dil $HCl$ and $NaOH (aq)$ is

Which of the following pair of solutions is isotonic ?

The two lines $l x+my=n$ and $l'x+m'y=n'$ are perpendicular if

$\displaystyle \lim_{x\to0}\left(\frac{\tan \,x}{\sqrt{2x +4} - 2}\right)$ is equal to

Which of the following is NOT a pair of functional isomers?

A person shows symptoms like Sneezing, Watery eyes, running nose and difficulty in breathing, on exposure to certain substances in air. Which type of antibody is produced during such condition?