List of top Questions asked in AIIMS

A larger dry cell has higher emf. The emf of a dry cell is proportional to its size.
Two springs are connected to a block of mass $M$ placed on a frictionless surface as shown below. If both the springs have a spring constant $k$, the frequency of oscillation of the block is
In Ulothrix meiosis takes place in
The electric field due to a uniformly charged sphere of radius $R$ as a function of the distance from its centre is represented graphically by
In the basic $CsCL$ crystal structure, $Cs^+$ and $Cl^-$ ions are arranged in a bcc configuration as shown in the figure. The net electrostatic force exerted by the eight $Cs^{+}$ ions on the $Cl^-$ ions is
Equipotential surfaces associated with an electric field which is increasing in magnitude along the $x-$ direction are
A $40\, \mu F$ capacitor in a defibrillator is charged to $3000 \,V$. The energy stored in the capacitor is sent through the patient during a pulse of duration $2\, ms$. The power delivered to the patient is
The true geographic north direction is found by using a compass needle. The magnetic meridian of the earth is along the axis of rotation of the earth.
Dimethyl glyoxime gives a red precipitate with $Ni ^{2+}$, which is used for its detection. To get this precipitate readily the best $pH$ range is
Among the following the dissociation constant is highest for
Which of the following is not considered as an organometallic compound?
$o- $Toluic acid on reaction with $Br _{2}+ Fe$ gives
The waves produced by a motorboat sailing in water are
The statement true for $N_3^-$ is
The reagent used for the separation of acetaldehyde from acetophenone is
The magnetic moment of a current $(I)$ carrying circular coil of radius $(r)$ and number of turns $(n)$ varies as
Of the following which change will shift the reaction towards the product? $I_2(g) \rightleftharpoons 2I(g) $ $\Delta H^{\circ} (298\, K) = +150\, kJ$
Somaclonal variation can be obtained by
Cattle breeds can be improved by superovulation and embryo transplantation. Superovulation in high milk-yielding cows is induced by hormonal injection.
Which of the following is a biodegradable polymer?
Which one feature is common to leech, cockroach and scorpion?
What is the first step in the Southern Blot technique?
$v_{rms} , v_{av}$ and $v_{mp}$ are root mean square, average and most probable speeds of molecules of a gas obeying Maxwellian velocity distribution. Which of the following statements is correct?
The total number of nitrogenous bases in human genome is estimated to be about
The pollen tube usually enters the embryo sac