Physics question and answers for January 19, 2024
- Q E Xi x mt then flux through the a shaded area of a cube is 5 If E 1 E a 3 E a a 0 2 Zero 4 E...
- Q Questions 15 and 16 are case study based questions and are compuisory Attempt four sub parts from each question Each question carries 1 mark 15 Electric flux through an area...
- Q If the magnitude of electric flux entering and leaving an enclosed surface respectively is 4 and T electric charge inside the closed surface will be wafa fa fa OPTIONS MARK...
- Q Three charges are placed fixed at the vertices of an isosceles right angle triangle ABC with point charge 0 20 Q are placed at points A B Crespectively The magnitude...
- Q Charge density on a triangle shown is 2 and moving towards a solid imaginary sphere is radius r so that the centre of Ring passes through the centre of sphere...
- Q 28 Assertion A A point charge is lying at the center of a cube of each side 1 The electric flux emanating from each surface of the cube is 1...
- Q field components 12 Electric E 100 x E E 0 Calculate net electric flux though the cube placed in electric field at shown position 3m D NCERT Pg 35 3m...
- Q A uniform electric field of magnitude E 100 N C exists in the space in x direction Calculate the flux of this field through a plane square area of edge...
- Q Charge Outside of a solid sphere of radius R with uniformly distributed charge o the field is E r kQ F inside it is E r kQ T Compute using...
- Q 10 Two charges of magnitude 2Q and Q are located at points a 0 and 4a 0 respectively What is the electric flux due to these charges through a sphere...
- Q The electric field calculated by Gauss s law is the field due to the charges which 1 Lie inside the Gaussian surface 2 Lie outside the Gaussian surface 3 Lie...
- Q 11 Consider a conducting shell as shown in figure Two point charges are inside the shell and two are outside the shell Then induced charge on the outer surface of...
- Q 92 Charge is distributed inside a long cylindrical volume of radius R such that charge density inside the volume varies as p ar where a is a constant and r...
- Q 85 An infinite uniformly charged sheet with surface charge density o cuts through a spherical Gaussian surface of radius R at a distance x from its centre as shown in...
- Q Two identical parallel conducting plates each with area A having small separation between them are given positive charges Q and Q Q Q respectively The magnitude of electric field at...
- Q A charge q is placed at a distance r 2 from the centre of a hollow iron shell of radius ras shown What is electric flux through a closed imaginary...
- Q A charge of 1 C is situated at the center of a hollow sphere of radius 2 m If the radius of the sphere reduces to 1 m without any...
- Q A very long uniformly charged thread oriented along the axis of a circle of radius R Im rests on its centre with one of the ends The charge per unit...
- Q A system consists of uniformly charged sphere of radius R and a surrounding medium filled by a charge with the volume density p a r where a is a positive...
- Q An infinite plane in the xz plane carries a uniform surface charge density 01 8 85 nC m A second infinite plane carrying a uniform charge density 02 17 7...
- Q 1 2 m diameter Ch24 kh1 1 E The total electric flux through a closed cylindrical length 0 20 m surface is equal to 5 0 N m2 C Determine...
- Q A conducting solid sphere of radius R has a total charge Q on it The electric potential at a point at a distance r from the center varies as r...
- Q A B B Two concentric conducting thin spherical shells A and B having radii r and rg rg r are charged with charges QA and Q 1Qg IQ 1 The...
- Q Paragraph Force between a point charge and uniformly charged non conducting a surface normal to surface can be calculated by method of flux F E dq E ods Eds o...
- Q Two long wires have uniform charge density per unit length each The wires are no coplanar and mutually perpendicular Shortest distance between them is d The interacti Find the value...
- Q 3 A half cylinder of radius R and length L R is formed by cutting a cylindrical pipe made of an insulating material along a plane containing its axis The...
- Q 5 Shown below are four coaxial with an isolated long line charge with a uniform linear charge density 2 The four surfaces are I ODD III the net electric flux...
- Q c 4 5 x 10 N m C d 2 5 x 10 N m C 1 6 The electric field components in the given figure are E ax2 E...
- Q b half that due c double that due to a single charge d dependent on the position of dipole A point charge 4 C is at the centre of a...
- Q Just after launch from the earth the space shuttle orbiter is in the 50 x 136 mi orbit shown At the apogee point A its speed is 17309 mi hr...
- Q A solid sphere made of insulating material has a radius R and has a total charge Q distributed uniformly in its volume What is the magnitude of the electric field...
- Q Let p r r be the charge density distribution for a solid sphere of radius R and total charge Q For a point P inside the sphere at distance r...
- Q 24 Figure shows four identical currents i and an amperian loops encircling them We shall calculate B di in the direction marked The correct value is 1 B di 2...
- Q ix A non conducting spherical ball of radius R contains a spherically symmetric charge with volume charge density p kr where r is the distance from the centre of the...
- Q 36 A charge Q is uniformly dist length 21 Consider cube of edge with the centre of cube at one end of the rod The minimum possible electric flux through...
- Q A cube of side length 1 m has one corner at origin of co ordinate axes and extends along positive x axis y axis and z axis The electric field...
- Q and outer radius 2R has a uniform charge distribution and total charge Q 2R R Choose the correct answer The charges inside the Gaussian sphere for the given three regions...
- Q The prism in the figure is in a non uniform electric field E 2x 3y N C Here x and y are in meters a Find the total electric flux...
- Q Figure here shows a charge q placed at the centre of a hemisphere A second charge Q is placed at one of the positions A B C D and E...
- Q L 0 5 mole of each H SO and CH4 are kept in a container A hole was made in the container After 3 hours decreasing order of partial pressures...
- Q and r is the distance from the center of the disc Electric flux through a large spherical surface that encloses the charged disc completely is oo Electric flux through another...
- Q Figure shows a closed dotted surface which intersects a conducting uncharged sphere If a positive charges is placed at the point P the flux of the electric field through the...
- Q What condition can the electric TiUXE be found through a closed surface If the magnitude of the electric field is known everywhere on the surface If the total charge outside...
- Q the electric field E Eoxi Eoyj Consider an imaginary cubical volume of edge a with its edges parallel to the axes of coordinates Now Option A B C D 4...
- Q If we displace the enclosed charges within a X Gaussian surface without crossing the boundary then both E and remain same If we displace the enclosed charges without crossing the...
- Q Consider two concentric spherical surface S with radius R and S with radius 2R both centered at the origin There is a charge 2q at the origin and there are...
- Q A charge q is placed just above the centre of a horizontal circle of radius r and a hemisphere of this radius is erected about the charge Compute the electric...
- Q Electric Charges and Fields b base E R total 0 curved TR E c base TR E 0 0 0 total 0 180 denc 0 qenc 0 curved R E...
- Q 18 A spherical conducting shell of inner radius r and outer radius R has a charge Q on its surface A charge q is placed at the centre of the...
- Q 28 A ball having a charge 100e is placed at the centre of a hollow spherical shell which has a net charge of 20e What is the charge on the...
- Q 1 Which of the following statements is incorrect for Gauss s law a Gaussian surfaces are arbitrary surfaces on which the electric field magnitude can be written as a constant...
- Q Figure shows a cylindrical Gaussian surface for an infinitely long thin straight wire of unifor linear charge density Answer the following i For which surface is the electric flux zero...
- Q A positive charge Q is uniformly distributed along a circular ring of radius R A small test charge q is placed at the center of the ring then R q...
- Q Example 1 11 The electric field components in Fig 1 27 are E x E E 0 in which a 800 N C m 2 Calculate a the flux through...
- Q 38 If charge is distributed uniformly in xy plane with charge density to in first quardrant and o in remaining three quadrants then work done by electric field in moving...
- Q As seen in the figure a point Q charge is placed in the center of an uncharged conductor with inner radius ri and outer radius r2 Using Gauss s law...
- Q Find electric field everywhere on a plane containing the borders of two parallel half planes extending in opposite directions Distance between the half planes is d and they have uniform...
- Q 94 point ges points as shown in figure S is the spherical Gaussian surface of radius R Which of the following is true according to Gauss s law 9 92...
- Q D Same case for cube or cuboid e are 6 faces An infinitely large plate of width b is placed in horizontal x y plane A point charge q is...
- Q Charge is distributed uniformly in some space The net flux passing through the surface of an imaginary cube of side a in the space is The net flux passing through...
- Q The electric field near the centre of a uniformly charged nonconducting disc is E If the nonconducting disc is now replaced by a conducting disc with the charge same as...
- Q A hollow cylinder has a charge q coulomb within it If o is the electric flux in units of voltmetre associated with the curved surface B the flux linked with...
- Q A cylinder of radius R and height h is placed in uniform electric field as shown in Fig a if the axis of the cylinder made inclined with vertical as...
- Q nr 3 A sphere of radius R has charge density given by P Po 1 3R where po is a constant r is distance from centre of sphere For a...
- Q 47 An infinite uniformly charged sheet with surface charge density o cuts through a spherical Gaussian surface of radius R at a distance x from its center as shown in...
- Q Electrostatics 2 16 A non uniform electric field in x direction is increasing uniformly from 2N C at x 1m to 8 N Ca x 7m The center of cube...
- Q 7 Two identical metallic spheres A and Bo exactly equal masses are given equal positive an negative charges respectively Then 1 mass of A Mass of B 2 mass of...
- Q 3 S S2 S3 are three concentric spherical shells as shown in figure S and S have charge 4Q and 8G respectively whereas S3 is uncharged Find the ratio of...
- Q 30 Consider a solid uniformly charged sphere of radius R with a hole of radius R at the centre as shown in the figure If the total charge of the...
- Q An insulating ring of charge 2 b radius b is concentric with a charged conducting solid sphere of charge Q and radius a b a as shown in the figure...
- Q Due to the presence of a charge at the centre of a sphere of radius 10 cm the electric flux passing through the surface of the sphere is 6 x...
- Q open hemisphere is centred at origin Point A d B are on the y axis at equal distances from the centre of sphere When a point charge q is kept...
- Q A point charge Q is located on the axis of a disc of radius R at a distance a from the plane of the disc If one fourth 1 4th...
- Q An electrical circuit is shown in the given figure The resistance of each voltmeter is infinite and each ammeter is 100 2 The charge on the capacitor of 100 uF...
- Q In a spherical capacitor we have two concentric spherical shells the inner one carrying a charge Q and outer one carrying a charge of Q If the inner shell is...
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