List of practice Questions

Bowman's glands are located in the
A body is released from a great height falls freely towards the earth. Another body is released from the same height exactly a second latter. Then the separation between two bodies, $2\,s$ after the release of the second body is, nearly
Lanthanides and actinides are also called as
The equation of the plane passing through the points $ (a,0,0),(0,b,0) $ and $ (0,0,c) $ is
A metal present in vitamin $B_12$ is
$+I$ effect is shown by
The electronic configuration of $Cr^{3+}$ is
A set $A$ has $5$ elements. Then the maximum number of relations on $A$ (including empty relation) is
Decarboxylation of an acid can be carried out using
Force per unit length between long parallel wires in the circuit is $3.6 \times 10^{-3} \, N \, m^{-1}$. Resistance of the circuit is
In a galvanic cell, the reaction that occurs at the cathode is
The amplitude of $\sin \frac{\pi}{5} + i\left( 1 - \cos \frac{\pi}{5}\right) $
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