Physics question and answers for January 20, 2024
- Q Point charge causes an electric flux of 1 0 x10 Nm C pass through a spherical Gaussian surface of 10 0 cm radius centered on the charge a If the...
- Q Electric flux through a surface doesn t depend on the or area of a surfacebut it depends on the amount of O i shape of the surface O ii size...
- Q A hollow metal sphere of radius R is uniformly charged The electric field due to the sphere at a distance r from the centre NEET 2019 1 Increases as r...
- Q A sphere encloses an electric dipole with charges 3 x 10 6 C What is the total electric flux across the sphere NEET 2019 Odisha 1 6 x 10 6...
- Q Electric Flux Electric Dipole Dipole in a Uniform External Field 16 Electric field in a region is uniform and is given by ai bj ck Electric flux associated with a...
- Q An infinite line charge is at the axis of a cylinder length 1 m and radius 7 cm If electric field at any point on the curved surface of cylinder...
- Q 31 State and Explain Guass s law of Electric Flux Find the electric field due to infinitely long straight long charged wire Two charges of magnitudes 3Q and 2Q are...
- Q Consider a uniformly charged solid cylinder of large length and radius R Now consider a cylinderical surface of radius 2R and length 2R coaxial with cylinder and electric flux through...
- Q positive pom placed at the through the surface is X units If the radius of the sphere is doubled the changes in electric flux will be a X 2 b...
- Q A point charge q is kept at a point a 2a in the space Consider a triangular plane surface 2 3a whose co ordinates of vertices are a 2a 0...
- Q 9 Two straight non conducting wires parallel to the z axis pass through points O and A as shown in the figure below The wires carry equal and uniform charge...
- Q density has the form ho 1C m 3 x z m 3 12 m3 10 P where z is z axis and the block extends from z 2m to z...
- Q A square sheet of side a is lying parallel to XY plane at z a The elect field in the region is E cz k The electric flux through the...
- Q A positive point charge of Q coulomb is placed at the centre of a sphere of radius R The electric flux through the surface is X units If the radius...
- Q A point source is placed at 1 m perpendicular height of a square plate of side 2 m from its center A source is producing sound with power 18 J...
- Q ample Paper Physics Class XII Term 20 cm 20 cm 63
- Q Let N be the number of electric field lines going out of an imaginary cube of side a that encloses an isolated point charge 2q and N be the corresponding...
- Q A charged particle is placed on the axis of a cylinder as shown in the figure 4R 3 Options 1 2 130 1 10 20 Q Then find the electric...
- Q 3 E 22 A uniformly charged conducting sphere is having radius 1 m and surface charge density 20 Cm 2 The total flux leaving the Gaussian surface enclosing the sphere...
- Q D Electeurs always the path of a positively charged parce If the electric flux entering and leaving a closed surface are respectively of magnitude and 62 the the electric charge...
- Q Max Marks 35 General Instructions 1 The question Paper contains three sections 2 Section A has 25 questions Attempt any 20 questions 3 Section B has 24 questions Attempt any...
- Q 1 ELECTRIC CH Competency Bas 1 Electric flux through an area is defined as E A Gauss law is used to assess amount of enclosed change The concept of flux...
- Q Example 33 A long string with a charge of per unit length passes through an imaginary cube of edge a What is the maximum flux of the electric field through...
- Q nq The figure shows a hollow hemisphere of radius R in which two charges 3q and 5q are placed symmetrically about the centre O on the planar surface The electric...
- Q A point charge Q is positioned at the center of the base of a square pyramid as shown Q The flux through one of the four identical upper faces of...
- Q 5 The electric field in a region of space varies as E 3v m xi 4v m yj 5v m zk Consider differential cube whose one vertex is x y...
- Q The surface charge density of very large surface is equal to 3 0x10 C m From what distance should an electron of 200 eV energy be projected towards the plane...
- Q and Fields And a second charge q2 is similarly placed at a distance 58 12 1 on the opposite side of circle 2 Choose the correct answer A 9 If...
- Q A disk of radius having a uniformly 4 distributed charge 6 C is placed in the X Y plane with its centre at a 2 0 0 A rod of...
- Q A uniform charged infinite straight line having linear charge density A is passed through centre of a sphere R is radius of the sphere The electric flux through the sphere...
- Q 4 Electric charge is uniformly distributed along a long straight wire of radius 1 mm The charge per cm length of the wire is Q coulomb Another cylindrical surface of...
- Q charged nanging from silk thread such that it makes angle 0 with infinite large plane thin sheet of charge as shown The surface charge density of the sheet is proportional...
- Q If there is only one type of charge in the universe then Electric field Area vector A 0 C E ds 40 on any surface fe Eds could not be...
- Q 2 er vand Shown in the figure is a spherical shell with 14 fargent after a feb alell inner radius a and outer radius b which is made of conducting...
- Q A charge 8 85 C is placed at the centre of a cube The electric flux in Sl units through any one face will be 885 v Gia i fod...
- Q 9 What is the net charge on a conducting sphere of radius 10 cm Given that the electric field 15 cm from the center of the sphere is equal to...
- Q In a region a uniform electric field is given by 21 6 8k N C The electric flux through a sphere of radius 1 m centered at the origin is...
- Q The shape of equipotential surface due to long uniformly charged line is O Concentric spherical O Co axial cylindrical Planar equidistant Planar unequal distance
- Q gatively balloons suspended from nonconducting strings being held by a studen What occurs as the student brings the balloons closer to each other without allowing them to touch A The...
- Q The electric flux for Gaussian surface A that enclose the charged particle in free space is given q 14 nC q2 78 85 nC q3 56 nC a 10 Nm...
- Q This section consists of 25 multiple choice questions with overall choice to attempt any 20 questions In case more than desirable number of questions is attempted ONLY first 20 will...
- Q 4 380 The electric field due to an infinitely long straight line of charge with uniform charge density points straight away from the line and has magnitude E 1 2...
- Q Question 14 A single phase 50Hz transformer has a turns on primary and 400 turns secondary winding If primary voltage 240V then what will be the max value flux density...
- Q The electric field components in the figure are Ex ox 2 E 0 E 0 where a 800N m If a 0 1 m is the side of cube then...
- Q apart 0 A charge Q is placed at the center of a cube of side length a Find the electric flux through each fact the cube Solve the problem if...
- Q A particle of charge q is placed at the origin A circular plate of diameter d is placed at a distance 3d 2 below this plate symmetrically Calculate the electric...
- Q Q3 22 July 2021 Shift 1 The total charge enclosed in an incrementalathongo volume of 2 x 10 m located at the origin is mathon D e siny i e...
- Q A sphere a cylinder and a very thin disk are made out of the same material of them carry the same amount of charge Q spread uniformly over their surfaces...
- Q 40 Gaus s law is given by Eds q if net charge 45 A poi perper of a sq square enclosed by a Gaussian surface is zero then 1 E...
- Q Charges Q and Q lie inside and outside respectively of closed Gaussian surface S Let E be the field at any poin on S and be the flux of E...
- Q The electric potential Vin a certain region of space depends only on the x coordinate as V ax Vo where ao and V are constants Consider a cuboid in space...
- Q a A disk of radius having a uniformly 4 distributed charge 6 C is placed in the X Y plane with its centre at a 2 0 0 A rod...
- Q 64 A point charge q is placed at the centre of a non concentric cavity of a neutral metallic sphere a Kq 1 2 3 O do R A Find...
- Q Q 1 A positive point charge of Q coulomb is placed at the Centre of a sphere of radius R The electric flux through the surface is X units If...
- Q with charge density varies with distance r from the center and 1 28 Let there be a spherically symmetric charge distribution given as 5 r p r Po 4 R...
- Q Consider a solid hollow sphere of an inner radius a and an outer radius b which has a net uniform charge of q 4 50 fC What is the magnitude...
- Q ALLEN A charge q is placed at a vertex of the given 39 geometry of angle 60 Then the flux coming out from this geometry will be 6 2 16...
- Q 5 In the circuit shown in the figure no current flows through the 8 resistor then the potential difference between points A and B V V is A 1 14...
- Q Problem 3 5 Points A point charge Q1 4 C is placed at the origin and held there a If a lkg mass with charge Q2 2 C starts with...
- Q The electric field in a certain region is acting radially outward and is given by E Ar A charge contained in a sphere of radius a centred at the origin...
- Q d V 1 57 A ring of radius R having a linear charge density moves itch R so that the centre towards a solid imaginary sphere of radius 2 of...
- Q 40 A parallel plate capacitor with plate area A and plate separation d is charged by a current of 5 mA The displacement current through a 2A plane surface of...
- Q A square surface of side L meters in the plane o the paper is placed in a uniform electric field E volts m acting along the same plane at an...
- Q 5 Charge is distributed non uniformly in a volume of solid insulating sphere of radius a such that volume charge density p varies with distance from the centre r as...
- Q A polythene piece rubbed with wool is foun d to have negative charge of 3 6 10 7 C ca Iculate the number of electrons are transferr ed from wool...
- Q 8 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 Two spherical conductors A and A of radii r and r r r are placed concentrically in air A is given a charge Q while A is earthed Then the...
- Q Two point charges 91 and 92 are placed along x axis at some separation one of the electric field line emanating from charge q1 is along the curve as indicated...
- Q Two charges 9 q are placed at A and B respectively A line of force emerges from q at angle a with line AB At what angle will it terminate...
- Q 40 For a spherical capacitor shown at which points the electric field will be zero r is the distance of point from centre O 1 At point r tr R...
- Q Some magnetic flux is changed from a coil of resistance 10 22 As a result an induced current is developed in it which varies with time as shown in figure...
- Q Electric field in the following figure is directed along X direction and given by Ex 5Ax 2B where Er is in N C and x is in metre A and...
- Q When a point charge placed at corner of a cube then total flux through cube is p What is the flux from each face of cube when the same charge...
- Q 27 A sphere Si of radius r encloses a total charge Q If there is another concentric sphere S of radius r2 r1 and there be no additional charges between...
- Q Q2 If the net electric flux through a closed surface is zero then we can infer a No net charge is enclosed by the surface b uniform electric field exists...
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