Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
An infinitely long solid cylinder of radius R has a uniform volume charge density ρ. It has a spherical cavity of radius R/2 with its centre on the axis of cylinder, as shown in the figure. The magnitude of the electic field at the point P, which is at a distance 2R form the axis of the cylinder, is given by the expression 23rR/16ke0 . The value of k is .
01
Nov
An infinitely long solid cylinder of radius R has a uniform volume charge density ρ. It has a spherical cavity of radius R/2 with its centre on the axis of cylinder, as shown in the figure. The magnitude of the electic field at the point P, which is at a distance 2R form the axis [...]
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An infinitely long solid cylinder of radius R has a uniform volume charge density ρ. It has a spherical cavity of radius R/2 with its centre on the axis of cylinder ,
as shown in the figure. The magnitude of the electic field at the point P ,
is given by the expression 23rR/16ke0 . The value of k is . ,
which is at a distance 2R form the axis of the cylinder ,
A solid sphere of radius R has a charge Q distributed in its volume with a charge density ρ=kr a , where k and a are constants and r is the distance from its centre. If the electric field at r= R/2 is 1/8 times that at r=R, the value of a is
01
Nov
A solid sphere of radius R has a charge Q distributed in its volume with a charge density ρ=kr a , where k and a are constants and r is the distance from its centre. If the electric field at r= R/2 is 1/8 times that at r=R, the value of a is A solid [...]
The equation of a travelling wave is y = 60 cos (1800t – 6x) where y is in microns, t in seconds and x in metres. The ratio of maximum particle velocity to velocity of wave propagation is
01
Nov
The equation of a travelling wave is y = 60 cos (1800t – 6x) where y is in microns, t in seconds and x in metres. The ratio of maximum particle velocity to velocity of wave propagation is t in seconds and x in metres. The ratio of maximum particle velocity to velocity of wave [...]
The electric field E is measured at a point P(0, 0, d) generated due to various charge distributions and the dependence of E on d is found to be different for different charge distributions. List – I contains different relations between E and d. List – II describes different electric charge distributions, along with their locations. Match the functions in List – I with the related charge distributions in List – II
01
Nov
The electric field E is measured at a point P(0, 0, d) generated due to various charge distributions and the dependence of E on d is found to be different for different charge distributions. List – I contains different relations between E and d. List – II describes different electric charge distributions, along with their [...]
An infinitely long thin non-conduction wire is parallel to the z-axis and carries a uniform line charge density λ. It pierces a thin non-conducting spherical shell of radius r in such a way that that the are PQ subtends an angle 120∘ at the centre O of the spherical shell, as shown in the figure. The permittivity of free space is ε0. which of the following statements is (are) true ?
01
Nov
An infinitely long thin non-conduction wire is parallel to the z-axis and carries a uniform line charge density λ. It pierces a thin non-conducting spherical shell of radius r in such a way that that the are PQ subtends an angle 120∘ at the centre O of the spherical shell, as shown in the figure. [...]
A simple harmonic wave is represented by the relation y (x,t) = a0 sin 2 pie (vt – x/lemda) If the maximum particle velocity is three times the wave velocity, the wavelength lemda
01
Nov
A simple harmonic wave is represented by the relation y (x,t) = a0 sin 2 pie (vt – x/lemda) If the maximum particle velocity is three times the wave velocity, the wavelength lemda A simple harmonic wave is represented by the relation y (x t) = a0 sin 2 pie (vt - x/lemda) If the [...]
A point charge +Q is placed just out side an imaginary hemispherical surface of radius R as shown in the figure. Which of the following statements is/ are correct ?
01
Nov
A point charge +Q is placed just out side an imaginary hemispherical surface of radius R as shown in the figure. Which of the following statements is/ are correct ? A point charge +Q is placed just out side an imaginary hemispherical surface of radius R as shown in the figure. Which of the following [...]
The equation of a transverse wave travelling on a rope is given by y = 10 sin pie (0.01x – 2.00t) where y and x are in centimetres and t in seconds. The maximum transverse speed of a particle
01
Nov
The equation of a transverse wave travelling on a rope is given by y = 10 sin pie (0.01x – 2.00t) where y and x are in centimetres and t in seconds. The maximum transverse speed of a particle The equation of a transverse wave travelling on a rope is given by y = 10 [...]
A simple harmonic progressive wave is represented by the equation y = 8 sin 2 pie (0.1x – 2t) where x and y are in centimetres and t is in seconds. At any instant the phase difference
01
Nov
A simple harmonic progressive wave is represented by the equation y = 8 sin 2 pie (0.1x – 2t) where x and y are in centimetres and t is in seconds. At any instant the phase difference A simple harmonic progressive wave is represented by the equation y = 8 sin 2 pie (0.1x - [...]
A transverse wave is described by the equation y = y0 sin 2 pie (ft – x/lemda) The maximum particle velocity is four times the wave velocity if
01
Nov
A transverse wave is described by the equation y = y0 sin 2 pie (ft – x/lemda) The maximum particle velocity is four times the wave velocity if A transverse wave is described by the equation y = y0 sin 2 pie (ft - x/lemda) The maximum particle velocity is four times the wave velocity [...]