The bound charge density and free charge density are 12 and 6 units respectively.
Calculate the susceptibility.
a) 1
b) 0
c) 2
d) 72

1 Answer

Answer :

c) 2

Related questions

Description : Calculate the magnetization of a material with susceptibility of 50 and field intensity of 0.25 units. a) 12.5 b) 25 c) 75 d) 37.5

Last Answer : a) 12.5

Description : Calculate the polarisation vector in air when the susceptibility is 5 and electric field is 12 units. a) 3 b) 2 c) 60 d) 2.4

Last Answer : c) 60

Description : Find the electric flux density of a material whose charge density is given by 12 units in a volume region of 0.5 units. a) 12 b) 24 c) 6 d) 48

Last Answer : c) 6

Description : Calculate the energy in an electric field with flux density 6 units and field intensity of 4 units. a) 12 b) 24 c) 36 d) 48

Last Answer : a) 12

Description : Calculate the conduction density of a material with resistivity of 0.02 units and electric intensity of 12 units. a) 300 b) 600 c) 50 d) 120

Last Answer : b) 600

Description : Find the flux density of a sheet of charge density 25 units in air. a) 25 b) 12.5 c) 6.25 d) 3.125

Last Answer : b) 12.5

Description : Calculate the electric field due to a surface charge of 20 units on a plate in air(in 10 12 order) a) 2.19 b) 1.12 c) 9.21 d) 2.91

Last Answer : b) 1.12

Description : Find the magnetization of the material with susceptibility of 6 units and magnetic field intensity of 13 units. a) 2.16 b) 6.2 c) 78 d) 1.3

Last Answer : c) 78

Description : Find the magnetic field intensity due to an infinite sheet of current 5A and charge density of 12j units in the positive y direction and the z component is below the sheet. a) 6 b) 0 c) -6 d) 60k

Last Answer : c) -6

Description : Find the flux density at the boundary when the charge density is given by 24 units. a) 12 b) 24 c) 48 d) 96

Last Answer : b) 24

Description : Calculate the phase constant of a wave with frequency 12 rad/s and velocity 3×10 8 m/s(in 10 -8 order) a) 0.5 b) 72 c) 4 d) 3

Last Answer : c) 4

Description : Find the magnitude of the displacement current density in air at a frequency of 18GHz in frequency domain. Take electric field E as 4 units. a) 18 b) 72 c) 36 d) 4

Last Answer : d) 4

Description : Calculate the electric field when the conductivity is 20 units, electron density is 2.4 units and the velocity is 10m/s. Assume the conduction and convection current densities are same. a) 2.4 b) 4.8 c) 3.6 d) 1.2

Last Answer : d) 1.2

Description : Calculate the emf of a material having flux density 5sin t in an area of 0.5 units. a) 2.5 sin t b) -2.5 cos t c) -5 sin t d) 5 cos t

Last Answer : d) 5 cos t

Description : Calculate the convection current when electron density of 200 units is travelling at a speed of 12m/s. a) 16.67 b) 2400 c) 2880 d) 0.0

Last Answer : b) 2400

Description : Curie-Weiss law is used to calculate which one of the following? a) Permittivity b) Permeability c) Electric susceptibility d) Magnetic susceptibility

Last Answer : d) Magnetic susceptibility

Description : Dipole moments are used to calculate the a) Electric field intensity b) Polarisation patterns c) Strength of the dipole in the field d) Susceptibility

Last Answer : b) Polarisation patterns

Description : Find the magnetic field intensity due to an infinite sheet of current 5A and charge density of 12j units in the positive y direction and the z component is above the sheet. a) -6 b) 12k c) 60 d) 6

Last Answer : d) 6

Description : Find the electric field applied on a system with electrons having a velocity 5m/s subjected to a magnetic flux of 3.6 units. a) 15 b) 18 c) 1.38 d) 0.72

Last Answer : b) 18

Description : Find the flux density of line charge of radius (cylinder is the Gaussian surface) 2m and charge density is 3.14 units? a) 1 b) 0.75 c) 0.5 d) 0.25

Last Answer : d) 0.25

Description : Find the total flux in a coil of magnetic flux density 12 units and area 7 units. a) 0.84 b) 0.96 c) 8.4 d) 9.6

Last Answer : a) 0.84

Description : Find the flux enclosed by a material of flux density 12 units in an area of 80cm. a) 9.6 b) 12/80 c) 80/12 d) 12/0.8

Last Answer : a) 9.6

Description : The electric flux density of a surface with permittivity of 2 is given by 12 units. What the flux density of the surface in air? a) 24 b) 6 c) 1/6 d) 0

Last Answer : b) 6

Description : Compute the conductivity when the current density is 12 units and the electric field is 20 units. Also identify the nature of the material. a) 1.67, dielectric b) 1.67, conductor c) 0.6, dielectric d) 0.6, conductor

Last Answer : c) 0.6, dielectric

Description : Calculate the magnetic energy when the magnetic intensity in air is given as 14.2 units(in 10 -4 order) a) 1.26 b) 2.61 c) 6.12 d) 1.62

Last Answer : a) 1.26

Description : Calculate the conduction current density when the resistivity of a material with an electric field of 5 units is 4.5 units. a) 22.5 b) 4.5/5 c) 5/4.5 d) 9.5

Last Answer : c) 5/4.5

Description : Calculate the energy when the magnetic intensity and magnetic flux density are 15 and 65 respectively. a) 755 b) 487.5 c) 922 d) 645

Last Answer : b) 487.5

Description : Find the electric force when the charge of 2C is subjected to an electric field of 6 units. a) 6 b) 3 c) 12 d) 24

Last Answer : c) 12

Description : Calculate the charge density for the current density given 20sin x i + ycos z j at the origin. a) 20t b) 21t c) 19t d) -20t

Last Answer : b) 21t

Description : Calculate the electric field intensity of a line charge of length 2m and potential 24V. a) 24 b) 12 c) 0.083 d) 12.67

Last Answer : b) 12

Description : Find the magnetic force when a charge 3.5C with flux density of 4 units is having a velocity of 2m/s. a) 14 b) 28 c) 7 d) 32

Last Answer : b) 28

Description : The magnetic field intensity of an infinite sheet of charge with charge density 36.5 units in air will be a) 18.25 b) 11.25 c) 73 d) 1/36.5

Last Answer : a) 18.25

Description : Find the electric flux density of a material with charge density 16 units in unit volume. a) 1/16 b) 16t c) 16 d) 162

Last Answer : c) 16

Description : The susceptibility of free space is a) 1 b) 0 c) 2 d) ∞

Last Answer : b) 0

Description : If the potential is given by, V = 10sin θ cosφ/r, find the density at the point P(2, π/2, 0) (in 10 -12 units) a) 13.25 b) 22.13 c) 26.31 d) 31.52

Last Answer : b) 22.13

Description : Calculate the attenuation constant of a conductor of conductivity 200 units, frequency 1M radian/s in air. a) 11.2 b) 1.12 c) 56.23 d) 5.62

Last Answer : a) 11.2

Description : An electric field is given as E = 6y 2 z i + 12xyz j + 6xy 2 k. An incremental path is given by dl = -3 i + 5 j – 2 k mm. The work done in moving a 2mC charge along the path if the location of the path is at p(0,2,5) is (in Joule) a) 0.64 b) 0.72 c) 0.78 d) 0.80

Last Answer : b) 0.72

Description : Calculate potential of a metal plate of charge 28C and capacitance 12 mF. a) 3.33 kohm b) 2.33 kohm c) 3.33 Mohm d) 2.33 Mohm

Last Answer : b) 2.33 kohm

Description : Calculate the Larmer angular frequency for a magnetic flux density of 12.34 x 10 -10 . a) 108.36 b) 810.63 c) 368.81 d) 183.36

Last Answer : a) 108.36

Description : Consider the conductor to be a coil of turns 60 and the flux density to be 13.5 units, current 0.12A and area 16units. The torque will be a) 1555.2 b) 1222.5 c) 525.1 d) 255.6

Last Answer : a) 1555.2

Description : Calculate the distance between two charges of 4C forming a dipole, with a dipole moment of 6 units. a) 1 b) 1.5 c) 2 d) 2.5

Last Answer : b) 1.5

Description : Find the Lorentz force due to a conductor of length 2m carrying a current of 1.5A and magnetic flux density of 12 units. a) 24 b) 36 c) 32 d) 45

Last Answer : c) 32

Description : Find the torque of a loop with magnetic moment 12.5 and magnetic flux density 7.65 units is a) 95.625 b) 65.925 c) 56.525 d) 65.235

Last Answer : a) 95.625

Description : Find the flux contained by the material when the flux density is 11.7 Tesla and the area is 2 units. a) 23.4 b) 12.3 c) 32.4 d) 21.3

Last Answer : a) 23.4

Description : Find the electron density when convection current density is 120 units and the velocity is 5m/s. a) 12 b) 600 c) 24 d) 720

Last Answer : c) 24

Description : Calculate the skin depth of a conductor, having a conductivity of 200 units. The wave frequency is 10 GHz in air. a) 355.8 b) 3.558 c) 35.58 d) 0.3558

Last Answer : a) 355.8

Description : Calculate the phase constant of a conductor with attenuation constant given by 0.04 units. a) 0.02 b) 0.08 c) 0.0016 d) 0.04

Last Answer : d) 0.04

Description : Calculate the wavelength of the wave with phase constant of 3.14 units. a) 1 b) 2 c) 0.5 d) 4

Last Answer : b) 2

Description : Calculate the skin depth of a material with attenuation constant of 2 units. a) 2 b) 1 c) 0.5 d) 4

Last Answer : c) 0.5

Description : Calculate the velocity of a wave with frequency 2 x10 9 rad/s and phase constant of 4 x 10 8 units. a) 0.5 b) 5 c) 0.2 d) 2

Last Answer : b) 5