List of top Questions asked in KCET

Figure shows currents in a part of an electric circuit, then current $I$ is

n identical mercury droplets charged to the same potential $V$ coalesce to form a single bigger drop. The potential of new drop will be

$\tan^{-1}\frac{1}{3}+\tan^{-1}\frac{1}{7}+\tan^{-1}\frac{1}{18}+.........+\tan^{-1}\left(\frac{1}{n^2+n+1}\right)+....to\infty$ is equal to

If $p \Rightarrow (q \vee r)$ is false, then the truth values of $p, q, r$ are respectively

A drug that is antipyretic as well as analgesic is

If one end of a diameter of the ellipse $ 4x^2 + y^2 = 16$ is $(\sqrt{3},2)$, then the other end is

Flux is used to

A car starts with acceleration $2\,m s^{-2}$. A scooterist starts towards the car with a velocity of $20\,ms^{-1}$. If the scooterist was $96\,m$ behind the car at the start, the time in which he overtakes the car is

The kinetic energy of a body becomes four times its initial value. The new linear momentum will be

Aluminium chloride is a/an

$10\,CC$ of hydrogen and oxygen each are kept in separate flasks. Then the correct statement is

The line $ y = 2x + c$ touches the ellipse $\frac{x^2}{16}+\frac{y^2}{4}=1$ if c is equal to

In Young's double slit experiment the separation between the slits is halved and the distance between the slits and the screen is doubled. The fringe width will

Equation of progressive wave is given by $y=a \, \sin\,\pi(40t-x)$ where $a$ and $x$ are in metre and $t$ in second. The velocity of the wave is (m/s)

A particle starts from (0,0) and moves along y-axis to a point (0,26) m and then to (0, -26) m. The ratio between distance and displacement is

Waves that cannot be polarised are

In a charged capacitor the energy is stored in

The locus of the centre of the circle \(x^2 + y^2 + 4x \,\cos \,\theta - 2y\, sin \theta - 10 = 0\) is

If the normal at one end of a latus-rectum of an ellipse $\frac{x^2}{a^2}+\frac{y^2}{b^2}=1$ passes through one extremity of the minor axis, then the eccentricity of the ellipse is given by the equation

Froth floatation process is used for the concentration of

Radio waves and visible light in vacuum have

The resistance of an ideal ammeter is

The sum of distances of any point on the ellipse $3x^2+4y^2=24$ from its foci is

SO have

After an interval on one day ${1/6}^{th}$ of the initial amount of a radioactive material remains in a sample. Then its half life is