List of top Questions asked in AIIMS

A wire mesh consisting of very small squares is viewed at a distance of $8 \,cm$ through a magnifying converging lens of focal length $10\, cm$, kept close to the eye. The magnification produced by the lens is

A lens is made of flint glass (refractive index $=1.5$ ). When the lens is immersed in a liquid of refractive index $1.25$, the focal length :

All mammals without any exception are characterised by

Which one of the following pairs of the kind of cells and their secretion is correctly matched ?

A person showing unpredictable moods, outbursts of emotions, quarrelsome behaviour and conflicts with others is suffering from-

Genes present in the cytoplasm of eukaryotic cells are found in

Grafting is successful in dicots but not in monocots because the dicots have

In prokaryotes, chromatophores are

In the sieve elements, which one of the following is the most likely function of P-proteins ?

A cricket player is fast chasing a ball in the field. Which one of the following groups of bones are directly contributing in this movement ?

A judo fighter in order to throw his opponent on to the mat tries to initially bend his opponent and then rotate him around his hip. As the mass of opponent is brought closer to the fighter?s hip, the force required to throw the opponent is reduced.

An amplifier has a voltage gain $A_{v}=1000$. The voltage gain in $dB$ is :

${ }_{92}^{238} U$ has $92$ protons and $238$ nucleons. It decays by emitting an alpha particle and becomes:

If a street light of mass $M$ is suspended from the end of a uniform rod of length $L$ in different possible patterns as shown in figure, then :

When a $p-n$ junction diode is reverse biased, then

Two spheres of same size, one of mass $2\, kg$ and another of mass $4 \,kg$, are dropped simultaneously from the top of Qutab Minar (height $=72\, m$ ). When they are $1 \,m$ above the ground, the two spheres have the same :

A boat at anchor is rocked by waves whose crests are $100\, m$ apart and velocity is $25\, m/\sec$. The boat bounces up once in every

A leaf which contains only green pigments, is illuminated by a laser light of wavelength $0.6328\, \mu m$. It would appear to be :

In refraction, light waves are bent on passing from one medium to the second medium, because in the second medium

Thymine is

$K_2Cr_2O_7$ is used as primary standard in volumetric analysis. It has a good solubility in water.

Lysine is least soluble in water in the $pH$ range

Isopropyl benzene on air oxidation in the presence of dilute acid gives

Molecular nitrogen is less reactive than molecular oxygen. The bond length of $N_2$ is shorter than that of oxygen.

$Fe^{3+}$ can be used for coagulation of $As_2S_3$ sol. $Fe^{3+}$ reacts with $As_2S_3$ to give $Fe_2S_3$.