List of practice Questions

All are true EXCEPT......................
A toy cyclist completes one round of a square track of side 2 m in 40 seconds. What will be the displacement at the end of 3 minutes?
A point moves so that the sum of squares of its distances from the points (1,2) and (-2,1) is always 6. Then its locus is
Which one of the following statements about packing in solids is ?
A major site for synthesis of lipids is
Global warming can be controlled by :
In the circuit shown below, the potential of $A$ with respect to $B$ of the capacitor $C$ is
The mouse model for type I diabetes mellitus is......
Karplus curve is associated with which spectroscopy
Which of the following drugs requires administration on an empty stomach
Which of the following is a common herbal remedy for insomnia
What useful information can be found from a Van Deemter plot
Rate of dehydration of alcohols follows the order:
Which of the free radical is most stable?
$10\, mL$ of $2(M)$ $NaOH$ solution is added to $200\, mL$ of $0.5 (M)$ of $NaOH$ solution. What is the final concentration ?
The equation of the circle passing through the foci of the ellipse $\frac{x^2}{16}+\frac{y^2}{9}=1$ and having centre at (0, 3) is
A bar magnet has a magnetic moment of $200\, A \,m^2$. The magnet is suspended in a magnetic field of $0.30\, N\, A^{-1}\, m^{-1}$. The torque required to rotate the magnet from its equilibrium position through an angle of $30^{\circ}$, will be
A bullet of mass $m$ travelling with a speed $v$ hits a block of mass $M$ initially at rest and gets embedded in it. The combined system is free to move and there is no other force acting on the system. The heat generated in the process will be
Tautomerism is exhibited by
The ionization energy of the hydrogen atom is $13.6\, eV$. The potential energy of the electron in $n = 2$ state of hydrogen atom is
Amongst $\left[NiCl_{4}\right]^{2-}, \left[Ni\left(H_{2}O\right)_{6}\right]^{2+},\left[Ni\left(PPh_{3}\right)_{2}Cl_{2}\right], \left[Ni\left(CO\right)_{4}\right]$ and $\left[Ni\left(CN\right)_{4}\right]^{2-}$. the paramagnetic species are
Some meta-directing substituents in aromatic substitution are given. Which one is most deactivating?
Syngamy can occur outside the body of the organism in
Let $P = \begin{pmatrix}cos \frac{\pi}{4}&-sin \frac{\pi}{4}\\ sin \frac{\pi}{4}&cos \frac{\pi}{4}\end{pmatrix}$ and $X = \begin{pmatrix}\frac{1}{\sqrt{2}}\\ \frac{1}{\sqrt{2}}\end{pmatrix}$. Then $P^{3}X$ is equal to
The term 'glycocalyx' is used for :