List of top Questions asked in COMEDK UGET

The angle between the asymptotes of the hyperbola $x^2 - 3y^2 = 12$ is

The solution having lowest freezing point is

If $a= 5, b = 13 , c = 12$ in $\Delta ABC$, then $\tan \frac{B}{4}$ is

The normal atmospheric pressure can support water column of height L which is, (given density of mercury = $13600\, kg\, m^{-3}$)

If the diameter of a capillary tube is doubled, the rate of flow ofliquid increases

A charge $Q$ is to be divided into two parts, $q$ and $(Q- q)$, such that force between them is maximum. Then

In an interference experiment, when a glass plate of refractive index 1.5 is introduced in the path of one of the beams; fringes are displaced by $x$. When the glass plate is replaced by another transparent plate of same thickness, shift in the fringe is $ \frac{3}{2} x .$ Refractive index of $2^{nd}$ transparent plate is

Which one of the following is least electropositive element?

Which one of the following is not ferromagnetic?

The ratio of forces between two point charges in the two cases when their separation is halved and when it is doubled, is

To increase the angular width of interference fringes

A bulb is kept at a depth h inside water of refractive index $' n' $. Area of the bright patch on the water surface is

The derivative of $\cos^{-1}\left(\frac{1-x^{2}}{1+x^{2}}\right) $ with respect to $\cot^{-1} \left(\frac{1-3x^{2}}{3x-x^{3}}\right)$ is

The function $f(x) = \begin{cases} x^2 & \quad \text{for } x < 1\\ 2 - x & \quad \text{for } x \geq 1 \end{cases}$ is

0.3 g of an acid is neutralised by 40 $cm^3$ of 0.125 N NaOH. Equivalent mass of the acid is

An example for a face centred cubic lattice is

Coordination number of caesium in caesium chloride is

A process is spontaneous at a given temperature if

Which one of the following is a homogeneous catalysis?

$A, B$ and $C$ are three voltmeters of resistances $4000 \, \Omega , 6000 \Omega$ and $12000 \Omega$. When a potential difference? is applied between $X$ and $Y$, voltmeter readings are $V_A, V_B$ and $V_C$. Then

An object radiates at temperature $127^{\circ} C$. Temperature. at which radiates 16 times more is

In Young's double slit experiment, intensity at a bright fringe is $I_0$. One of the slits is closed. Intensity at the same position is

The vectors $\vec{a} = x \hat{i} + (x +1) \hat{j} + ( x +2 ) \hat{k} $ $\vec{b} = (x + 3) \hat{i} + (x +4) \hat{j} + ( x + 5 ) \hat{k} $ , and $\vec{c} = (x + 6) \hat{i} + (x + 7 ) \hat{j} + ( x + 8) \hat{k} $ are co-planar for

The value of $[ \vec{a} - \vec{b} \,\,\,\,\,\, \vec{b} - \vec{c} \,\,\,\,\,\, \vec{c} - \vec{a} ]$ where $|\vec{a}| = 1 , |\vec{b} | = 5 , |\vec{c}| = 3 $