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jee advanced
| 2013
Solutions for all the questions from jee advanced
of year 2013
EXAM
board examination
iit jee
jee advanced
jee main
neet
rtb
YEAR
All
2013
SUBJECT
math
class 12
JEE Advanced
The image of an object, formed by a plano-convex lens at a distance of 8 m behind the lens, is real and is one-third the size of the object. The wavelength of light inside the lens is
$32 $
times the wavelength in free space. The radius of the curved surface of the lens is
class 12
JEE Advanced
The unbalanced chemical reactions given in List I show missing reagent or condition (?) which are provided in List II. Match List I with List II and select the correct answer using the code given below the lists:
class 12
JEE Advanced
The work functions of Silver and Sodium are 4.6 and 2.3 eV, respectively. The ratio of the slope of the stopping potential versus frequency plot for Silver to that of Sodium is
class 12
JEE Advanced
Two bodies , each of mass M, are kept fixed with a separation 2L. A particle of mass m is projected from the midpoint of the line joining their centres, perpendicular ot the line. The gravitational constant is G. The correct statement(s) is (are)
class 12
JEE Advanced
A horizontal stretched string, fixed at two ends, is vibrating in its fifth harmonic according to the equation,
$y(x,t)=(0.01m)sin[(62.8m_{−1})x]cos[(628s_{−1})t],$
Assuming
$π=3.14,$
the correct statement(s) is (are)
class 12
JEE Advanced
A freshly prepared sample of a radioisotope of half-life 1386 s has activity
$10_{3}$
disintegrations per second. Given that In 2=0.693, the fraction of the initial number of nuclei (expressed in nearest integer percentage) that will decay in the first 80 s after preparation of the sample is
class 12
JEE Advanced
Two non-conducting solid spheres of radii R and 2R, having uniform volume charge densities
$ρ_{1}andρ_{2}$
respectively, touch each other. The net electric field at a distance 2R from the centre of the smaller sphere, along the line joining the centres of the spheres, is zero, The ratio
$ρ_{2}ρ_{1} $
can be
class 12
JEE Advanced
The radius of the orbit of an electron in a Hydrogen-like atom is 4.5
$a_{0}$
, where
$a_{0}$
is the Bohr radius. Its orbital angular momentum is
$2π3h $
. It is given that h is Planck constant and R is Rydberg constant . The possible wavelength (s), when the atom de-excites, is (are)
class 12
JEE Advanced
Using the expression
$2dsinθ=λ$
, one calculates the values of d by measuring the corresponding angles
$θ$
in the range 0 to
$90_{∘}$
. The wavelenght
$λ$
is exactly known and the error in
$θ$
is constant for all values of
$θ$
. As
$θ$
increases from
$0_{∘}$
,
class 12
JEE Advanced
A particle of mass M and positive charge Q, moving with a constant velocity
$u_{1}=4i^ms_{−1},$
enters a region of uniform static magnetic field normal to the x-y plane The region of the magnetic field extends from x=0 to x=L for all values of y. After passing through this region, the particle emerges on the other side after 10 milliseconds with a velcoity
$u_{2}=2(3i^ +j^ )ms_{−1}.$
The correct statement(s) is (are)
1
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jee advanced
| 2013
Solutions for all the questions from jee advanced
of year 2013
Filter Results
EXAM
board examination
iit jee
jee advanced
jee main
neet
rtb
YEAR
All
2013
SUBJECT
math
class 12
JEE Advanced
The image of an object, formed by a plano-convex lens at a distance of 8 m behind the lens, is real and is one-third the size of the object. The wavelength of light inside the lens is
$32 $
times the wavelength in free space. The radius of the curved surface of the lens is
class 12
JEE Advanced
The unbalanced chemical reactions given in List I show missing reagent or condition (?) which are provided in List II. Match List I with List II and select the correct answer using the code given below the lists:
class 12
JEE Advanced
The work functions of Silver and Sodium are 4.6 and 2.3 eV, respectively. The ratio of the slope of the stopping potential versus frequency plot for Silver to that of Sodium is
class 12
JEE Advanced
Two bodies , each of mass M, are kept fixed with a separation 2L. A particle of mass m is projected from the midpoint of the line joining their centres, perpendicular ot the line. The gravitational constant is G. The correct statement(s) is (are)
class 12
JEE Advanced
A horizontal stretched string, fixed at two ends, is vibrating in its fifth harmonic according to the equation,
$y(x,t)=(0.01m)sin[(62.8m_{−1})x]cos[(628s_{−1})t],$
Assuming
$π=3.14,$
the correct statement(s) is (are)
class 12
JEE Advanced
A freshly prepared sample of a radioisotope of half-life 1386 s has activity
$10_{3}$
disintegrations per second. Given that In 2=0.693, the fraction of the initial number of nuclei (expressed in nearest integer percentage) that will decay in the first 80 s after preparation of the sample is
class 12
JEE Advanced
Two non-conducting solid spheres of radii R and 2R, having uniform volume charge densities
$ρ_{1}andρ_{2}$
respectively, touch each other. The net electric field at a distance 2R from the centre of the smaller sphere, along the line joining the centres of the spheres, is zero, The ratio
$ρ_{2}ρ_{1} $
can be
class 12
JEE Advanced
The radius of the orbit of an electron in a Hydrogen-like atom is 4.5
$a_{0}$
, where
$a_{0}$
is the Bohr radius. Its orbital angular momentum is
$2π3h $
. It is given that h is Planck constant and R is Rydberg constant . The possible wavelength (s), when the atom de-excites, is (are)
class 12
JEE Advanced
Using the expression
$2dsinθ=λ$
, one calculates the values of d by measuring the corresponding angles
$θ$
in the range 0 to
$90_{∘}$
. The wavelenght
$λ$
is exactly known and the error in
$θ$
is constant for all values of
$θ$
. As
$θ$
increases from
$0_{∘}$
,
class 12
JEE Advanced
A particle of mass M and positive charge Q, moving with a constant velocity
$u_{1}=4i^ms_{−1},$
enters a region of uniform static magnetic field normal to the x-y plane The region of the magnetic field extends from x=0 to x=L for all values of y. After passing through this region, the particle emerges on the other side after 10 milliseconds with a velcoity
$u_{2}=2(3i^ +j^ )ms_{−1}.$
The correct statement(s) is (are)
1
2
3
4
5
6
7
8
9
10
Previous
page
1 / 1
You're on page
1
Next
page
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