List of top Questions asked in AIIMS- 2001

For an enclosure maintained at $1000\, K$, the maximum radiation occurs at wavelength $\lambda_{m}$. If the temperature is raised to $2000\, K$, the peak will shift to
Extranuclear genes occurs in
Escape velocity of a rocket is $11.2\, km/sec$. It is released at an angle of $45^{\circ}$. Its escape velocity is
During formation of which of the following free nuclear division occurs?
$dsp^2$ hybridisation is found in
Crystalline solids have
Correct equation of Freundlich isotherm is
Clove is a
Work done in uniform circular motion is zero. Force is always directed along displacement.
Water is used as a moderator in nuclear reactor. Moderator is a light substance that absorb neutrons.
o-Nitrophenol is more volatile than p-nitrophenol Intramolecular hydrogen bonding is present in o-nitrophenol while intermolecular H bonding is in p-nitrophenol.
Centripetal force does no work. Force and displacement are perpendicular to each other.
At pole value of acceleration due to gravity (g) is greater than that of equator. Earth rotates on its axis in addition to revolving round the sun.
All veins carry deoxygenated blood except
A wire of length $l$ carries a steady current. It is bent first to form a circular plane loop of one turn. The magnetic field at the centre of the loop is $B$. The same length is now bent more sharply to give a double loop of smaller radius. The magnetic field at the centre caused by the same is
Smallest internuclear distance is found in
Which of the following hydrogen halides is most basic?
Strongest acid among the following is
Given that $C+O_{2} \rightarrow C O_{2} ; \Delta H^{\circ} = -a\,kJ$. $2 CO + O _{2} \rightarrow 2 CO _{2} ; \Delta H ^{\circ}=- b \,kJ$ The heat of formation of $CO$ is
A solid $AB$ has $NaCl$ type structure. The radius of $A^+$ is $100\, pm$. What is the radius of $B^-$ ?
Who discovered photophosphorylation?
An oocyte is released from the ovary under the influence of LH
Photosynthetic bacteria do not contain
Which of the following statements is correct regarding short day plants (SDPs)?
Stomata remain open during day. Stomata help in exchange of gases.