List of top Questions asked in KCET

Direction of current induced in a wire moving in a magnetic field is found using

If $(\vec{a} \times \vec{b})^2+(\vec{a}.\vec{b})^2=144$ and $|\vec{a}|$ then $ |\vec{b}|$=

The circular motion of a particle with constant speed is

A point source of light is kept below the surface of water $(n_w = \frac{4}{3})$ at a depth of $\sqrt{7}$ m. The radius of the circular bright patch of light noticed on the surface of water is

The dimensional formula of physical quantity is $[M^a \,L^b\, T^c]$. Then that physical quantity is

All colloidal dispersions have

Pteridophytes are called vascular cryptogams, because they are non-seeded plants containing:

The host for Cercospora personata belongs to this family of angiosperms :

Benzylamine is a stronger base than aniline because

The mass of a non-volatile solute of molar mass $40\, g \,mol^{-1}$ that should be dissolved in $114\, g$ of octane to lower its vapour pressure by $20 \%$ is

The $s$-block element used as a catalyst in the manufacture of Buna-$S$ rubber is

If $\alpha ,\beta,\gamma$ are the roots of the equation $x^3+4x+2=0$ then $\alpha^3+\beta^3+\gamma^3$

In this circuit, the value of $I_2$, is

$5\, ml$ of $0.4\, N\, NaOH$ is mixed with $20\, ml$ of $0.1\, N\, HCl$. The $pH$ of the resulting solution will be

On adding which of the following, the pH of $20\, ml$ of $0.1\, N\, HCl$ will not alter ?

The $X$ and $Y$ components of a force $F$ acting at $30^\circ$ to $x-axis$ are respectively

Saccharin, an artificial sweetner, is manufactured from

Select the group having only buffalo breeds of India from the following :

Which one of the following is NOT true regarding electromeric effect ?

Which of the following is not true for $S_N1$ reaction ?

Which of the following is the correct pathway of absorbed water in the roots of plants ?

Which of the following statements is not true for Nostoc ?

X-rays, gamma rays and microwaves travelling in vacuum have

Two thin plano-convex lenses each of focal length $f$ are placed as shown in the figure. The ratio of their effective focal lengths in the three cases is

The value of $^{10}C_1+^{10}C_2+^{10}C_3+....+^{10}C_9 $ is