List of top Questions asked in KCET

The r.m.s. velocity of molecules of a gas of density $4 \,kg \,m^{-3}$ and pressure $1.2 \times10^{5} Nm^{-2}$ is
Two sources are said to be coherent if they produce waves
$30\, cc$ of $\frac {M}{3}\, HCl, 20\, cc$ of $\frac {M}{N} HNO_3$ and $40\, cc$ of $\frac {M}{4}$ $NaOH$ solutions are mixed and the volume was made up to $1\, dm^3$. The $pH$ of the resulting solution is
On the set of all natural numbers $N$, which one of the following $*$ is a binary operation ?
The electrophile involved in the sulphonation of Benzene is
Which one of the following is not true ?
Two luminous point sources separated by a certain distance are at $10 \, km$ from an observer. If the aperture of his eye is $2.5 \times 10^{-3}\,m$ and the wavelength of light used is $500 \, nm$, the distance of separation between the point sources are just seen to be resolved is
Cooking is fast in a pressure cooker, because
Continuous emission spectrum is produced by
A dihybrid test cross yielding a result of 1 : 1 : 1 : 1 ratio is indicative of
If the circles $x ^2 + y ^2 =9$ and $x^2 + y^ 2 + 2\alpha x + 2y +1 = 0$ touch each other internally, then $\alpha$ =
Methoxy methane and ethanol are
If the earth shrinks such that its mass does not change but radius decreases to one quarter of its original value then one complete day will take
Helium is used in balloons in place of hydrogen because it is
An octahedral complex is formed when hybrid orbitals of the following type are involved
Who among the following is recognised as the father of immunology ?
When body tissues are injured resulting in the loss of blood, the process of blood clotting begins and the blood platelets release
The maximum value of $\frac{Log \, x}{x} $ in $(2, \infty)$ is
In the brown ring test, the brown colour of the ring is due to
A complex compound in which the oxidation number of a metal is zero is
The monomers of Buna-$S$ rubber are
Which metal has a greater tendency to form metal oxide ?
The number of nodal planes present in $\sigma^* \, s$ antibonding orbitals is
A compound is formed by elements $A$ and $B$. This crystallises in the cubic structure where the $A$ atoms are at the corners of the cube and $B$ atoms are at the body centers. The simplest formula of the compound is
If $Log_{10}7=0.8451$ then the position of the first significant figure of $7^{-20}$ is