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WBJEE
List of top Questions asked in WBJEE
Two solid spheres of same metal but of mass
$M$
and
$8\,M$
fall simultaneously on a viscous liquid and their terminal velocities are
$v$
and
$nv$
, then value of
$n$
is
WBJEE - 2010
WBJEE
Physics
mechanical properties of fluid
A ball is projected horizontally with a velocity of
$5 \,m/s$
from the top of a building
$19.6\, m$
high. How long will the ball take of hit the ground ?
WBJEE - 2010
WBJEE
Physics
Motion in a plane
In Young�s double slit experiment, the fringe width is $\beta$. If the entire arrangement is placed in a liquid of refractive index $n$, the fringe width becomes :
WBJEE - 2010
WBJEE
Physics
Wave optics
'Water-vascular' system is found in
WBJEE
WBJEE - 2010
Biology
Kingdom Animalia
The potential of a hydrogen electrode at
$pH = 10$
is
WBJEE - 2010
WBJEE
Chemistry
Electrochemistry
Red cell count is carried out by
WBJEE - 2010
WBJEE
Biology
Cell: the unit of life
The reading of the ammeter in the following figure will be
WBJEE - 2010
WBJEE
Physics
Current electricity
For a reversible chemical reaction where the forward process is exothermic, which of the following statements is correct ?
WBJEE - 2010
WBJEE
Chemistry
Chemical Kinetics
In the reaction of sodium thiosulphate with $I_2$ in aqueous medium, the equivalent weight of sodium thiosulphate is equal to
WBJEE - 2010
WBJEE
Chemistry
Some basic concepts of chemistry
The molarity of a
$NaOH$
solution by dissolving
$4 \,g$
of it in
$250\, ml$
water is
WBJEE - 2010
WBJEE
Chemistry
Some basic concepts of chemistry
Calculate
$K_{C}$
for the reversible process given below if
$K_{P}=167$
and
$T=800^{\circ} C$
$CaCO _{3}( s ) \rightleftharpoons CaO ( s )+ CO _{2}( g )$
WBJEE - 2010
WBJEE
Chemistry
Equilibrium
$0.1\, (M)\, HCl$
and
$0.1\, (M)\, H_2SO_4$
each of volume
$2ml$
are mixed and the volume is made up to
$6\, ml$
by adding
$2\,ml$
of
$0.01\, (N)\, NaCl$
solution. The
$pH$
of the resulting mixture is
WBJEE - 2010
WBJEE
Chemistry
Equilibrium
At identical temperature and pressure, the rate of diffusion of hydrogen gas is
$3\sqrt{3}$
times that of a hydrocarbon having molecular formula
$C_{n}H_{2n-2}$
. What is the value of
$'n'$
?
WBJEE - 2010
WBJEE
Chemistry
States of matter
Tuberculosis is caused by
WBJEE - 2010
WBJEE
Biology
Human health and disease
The term Alpha diversity refers to
WBJEE - 2010
WBJEE
Biology
Biodiversity and Conservation
�Organ of Jacobson� helps in
WBJEE - 2010
WBJEE
Biology
neural control and coordination
Most abundant mineral of animal body is
WBJEE - 2010
WBJEE
Biology
Digestion and absorption
Mitochondria are semiautonomous as they possess
WBJEE - 2010
WBJEE
Biology
Structure of DNA and RNA
Which of the following thermodynamic relation is correct ?
WBJEE - 2010
WBJEE
Chemistry
Thermodynamics
Which of the following is a catadromous fish ?
WBJEE - 2010
WBJEE
Biology
Strategies For Enhancement in Food Production
Which of the following is most abundant in the earth's crust ?
WBJEE - 2010
WBJEE
Chemistry
p -Block Elements
Which one has the thickest wall
WBJEE - 2010
WBJEE
Biology
body fluids and circulation
Which one of the following diseases is spread by housefly ?
WBJEE - 2010
WBJEE
Biology
Human health and disease
Which one of the following diseases is related to cadmium pollution ?
WBJEE - 2010
WBJEE
Biology
Environmental Issues
Which one of the following viruses contains both DNA and RNA ?
WBJEE - 2010
WBJEE
Biology
biological classification
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