Physics question and answers for February 16, 2024
- Q 13 Tow charges q and 2q are placed along the x axis in front of a grounded infinite conducting plane as shown in the figure They are located respectively at...
- Q 4nC are placed at the vertices of a square ABCD 8 Charges 3nC 1nC 2nC and respectively Find the work done to move the charge at D to the centre...
- Q Two metallic spheres of radii a and b are separated by a distance d as shown in figure the capacity of the system is assuming d is very large in...
- Q A conductor having uniform linear charge denisty is placed in circular form in 3 quadrants with different polarities as shown in the figure Let E be the electric field at...
- Q Three concentric conducting spherical shells A B and C of radii R 2R and 3R respectively carry some charge on them The potential at the centre is 50V and that...
- Q 1 In the above arrangement the ring can slide on the frictionless circular wire frame of radius a A a 2 charge Q is fixed at a distance from the...
- Q positive 8 A point own in isolated conducting sphere figure The electric field is best given by q q q q Figure i i ii iii as iv b Figure...
- Q ii A point charge q 2 C is placed at origin point O The electric field in SI units at a point P whose coordinates are 0 5 0 m...
- Q 4T E d 1 Consider a thin spherical shell of radius R consisting of uniform surface charge density o Th electric field at a point situated at a distance x...
- Q Two thin conducting shells of radii R and 2R are shown in figure The outer shell carries a charge Q and inner shell is neutral Choose the CORRECT option s...
- Q 4 There is spherical symmetric charge distribution around origin The electrostatic potential in Volts at a distance r from origin is given as V Kr where K is a 2...
- Q Charge Q coulombs is uniformly distributed throughout the volume of a solid hemisphere of radius R metres Then the potential at centre O of the hemisphere in volts is R...
- Q Two concentric spherical metal shells have radii R and 2R respectively The inner shell has charge Q and the outer shell has charge 2Q Potential at the centre of the...
- Q Consider a rectangular prism with cross section of a right angled triangle as shown Co ordinates of vertices are A B C D and E are 2 0 0 2...
- Q a spherical shell of radius a has a surface charge density of ps find the electric field at the midpoint and a distance a from the surface a find the...
- Q charge distribution is given by V x y z 1 2 0 V 1 3 V 1 2 3V 3 where V is the potential at the origin and d...
- Q 14 A solid spherical conducting shell has inner radius a and outer radius 2a At the center of the shell a point charge Q is located What must the charge...
- Q Find the electric field strength at 2 meters from the 5 millicoulomb charge q 5 mC 2m calculate the electric field here T Find the force on an proton placed...
- Q 55 A two wire d c distributer supplies the following loads 20 50 Load amp Distant from Supply end metres 30 100 end is a 244V 80 200 The resistance...
- Q 2 Figure shows two equipotential lines in x y plane for an electric field The scales are marked The x component E and y component E of the electric field...
- Q Three equal charges are placed at the corners of an equilateral triangle Which of the graphs below correctly depicts the equally spaced equipotential surfaces in the plane of the triangle...
- Q Eight identical charges of magnitude 1 C each are placed at corners of a cube of side 10 cm If a charge 1 C is placed at the centre of...
- Q Condition s for a charged particle to a line of force is are that it is released from rest the electric field is uniform its charge is positive a only...
- Q 2 The charge of an electron is 1 6 x 10 19 C How many electrons strike the screen of a cathode ray tube each second when the beam current...
- Q Three point charges are kept at points A 0 4a 0 0 0 and B 0 4a as shown in the figure A B C D A 0 4a 45Q...
- Q 42 ABC is an equilateral triangle with O as its centre F F2 and F represent three forces acting along the sides AB BC and AC respectively If the total...
- Q Two small balls each of mass 8 5 g are attached to silk threads 80 cm long which are in turn tied to the same point on the ceiling as...
- Q 14 A straight current carrying conductor is kept along the axis of circular loop carrying current The force exerted by the straight conductor on the loop is O zero O...
- Q 55 The electric field intensity at P an shown arrangement are in the ratio 3q 1 1 2 2 2 1 3 1 1 4 43 2r Fig Hollow concentric...
- Q A circuit has section AB as shown in figure If the charge on each capacitor is 10 C then potential difference VA V is A F 1 F 15 V...
- Q 2b of the charge Q on a tiny sphere a fraction f is to be transferred to a second nearby sphere The spheres can be treated as particles a What...
- Q E maximum 4a A disk of radius 2 5 cm has a surface charge density of 5 3 C m on its upper face What is the magnitude o electric...
- Q 6a A charge distribution that is spherically symmetric but not uniform radially produces an electric field of magnitude E K directed radially outward from the center of the sphere Here...
- Q In the figure below the particles have charges q 92 200 nC and q3 94 205 nC and distance a 6 0 cm Assume that the x axis is to...
- Q 1b A nonconducting spherical shell with an inner radius of 4 0 cm and an outer radius of 6 0 cm has charge spread nonuniformly through its volume between its...
- Q la Of the charge Q initially on a tiny sphere a portion q is to be transferred to a second nearby sphere Both spheres can be treated as particles For...
- Q A cube of 3 8 m edge is placed in a non uniform electric field in N C given by Ex 2 x and Ey 3 y as shown in...
- Q 3b Charge is uniformly distributed around a ring of radius R 2 40 cm and the resulting electric field magnitude E is measured along the ring s central axis perpendicular...
- Q What are the b smaller and c larger values of f that put F at half the maximum magnitude 3a What is the magnitude of a point charge whose electric...
- Q the shell and b 3 0 C m What is the net charge in the shell 2a How many electrons would have to be removed from a coin to leave...
- Q An electron starting from rest accelerates uniformly and moves through a distance of 0 64 m in 0 015 s The magnitude of the electric field in which the electron...
- Q In absence of electric field there is only random motion of electrons but path is straight line In present of electric field there is random motion of electron but path...
- Q Charges Q and Q lie inside and outside respectively of a closed surface S let E be lectric field at any point on S and be the flux of E...
- Q ssage A sphere of charge of radius R carries a positive charge whose volume charge density depends only on the distance r from the balls centre as S So 1...
- Q A charge of value 50 C is distributed uniformly on the surface of an equilateral triangle of side length 30 cm and which lies on the x y plane A...
- Q the angle of 180 12 a charge 200 micro coulomb is placed at a distance 20 cm from a point P find electric potential at point P 13 derive an...
- Q Consider two points 1 and 2 in a region outside a charged sphere Two points are not very far away from the sphere If E and V represent the electric...
- Q Answer is given 2 but I am getting 3 And how to determine the positive and negative sign Three infinitely charged sheets are kept parallel to x y plane having...
- Q A thin metal shell enclosed by concentric thick hollow metal sphere then potential at point P is 1 2 3 Question Type Single Correct Type KQ C KQ C P...
- Q ed to a stored 4 2Q towards plate The ratio of field energy stored inside and outside a uniformly charged solid sphere of radius R and volume charge density p...
- Q 1 From a ring of radius 10 cm that has a uniform charge density and a total charge of 15 C an arc that makes an angle of 30 is...
- Q Two long thin charged rods with charge density each are place parallel to each other at a distance d apart The force per unit lengt exerted on one rod by...
- Q 3 A cylinder of radius 6 cm and height 20 cm has a coil wound around it The total number of windings is 12 and the wire has a uniform...
- Q e q are rge that lates of w Then Aakash Institute 66 Equipotential surfaces in a region are shown Magnitude of electric field in the region is y m 1...
- Q 48 If electrostatic potential at a distance r from the centre of a small dipole in axial position is V ther potential at a distance 2r from the centre on...
- Q 57 Four identical charge particles having charge q are placed fixed at the vertices of a square of side length a A negative charge Q having mass m is situated...
- Q Aakash Institute 35 Figure shows three spherical and equipotential surfaces A B and C around a point charge q at their common centre The potential difference V VB VB VC...
- Q 2 A conducting sphere of radius R is charged potential V The electric field at a distance r 1 from centre of the sphere is 1 RV 2 R V
- Q Two insulated charged spheres of radii 6 cm and 19 cm are having same charge are connected by conductor then they are separated Which will have greater charge Metallic sphere...
- Q 2 Two point charges 8q and 2q are located at x 0 and x L respectively The location of a point on the x axis at which the net electric...
- Q 3 Two concentric conducting thin shells of radius al and b a b carry charges Q and 3Q respectively The net charge on the outer surface of the outer shell...
- Q 1 Starting from rest an electron moves through a small distance in an uniform electric field of magnitude 2 x 104NC 1 The direction of the field is reversed keeping...
- Q Electrostatic Potential and Capacitance 62 Two conducting spheres each given a charge q are kept far apart as shown The amount of charge that crosses the switch s when it...
- Q 4 0 72 J m 19 A charge is q kept in front of neutral metallic sphere as shown in the figure The value of electric field at the centre...
- Q Point charges 4q q and 4q are kept on the X axis at point x 0 x a and x 2a respectively Then a only q is in stable equilibrium...
- Q 1 2 3 4 Two charges of equal magnitude q are placed in air at a distance 2a apart and third charge 2q is placed at midpoint of the line...
- Q The work done by battery to charge an uncharged parallel plate condenser of plate separation d and plate area of cross section A such that the uniform electric field between...
- Q Electrostatic Potential and Capacitance 9 The plates in a parallel plate capacitor are separated by a distance d with air as the medium between the plates In order to increase...
- Q A metal rod of radius a is concentric with a metal cylindrical shell of radius b and length The space between rod and cylinder is tightly packed with a high...
- Q A 3 F capacitor is charged to a potential of 300 volts a 2 F capacitor is charged to 200 volts The capacitors are connected in parallel plates of opposite...
- Q Question 2 A Hemispherical Bowl Of Inner Radii R And Outer Radii 2R Is Charged With Density R P P Fin 2 A hemispherical bowl of inner radii R and...
- Q A certain charge Q is divided into two parts q and Q q How should the charges Q and q be divided so that q and Q q placed at...
- Q 36 In a uniformly charged solid sphere of radius Rit found that electric field at distances R and R from the centre of the sphere is same Then the corre...
- Q 4 An electric dipole is located at the origin of the zy plane and generates an electrostatic potential given by V x y x y Here Vis measured in volts...
- Q 55 A given charge situated at a certain distance from a electric dipole in the end on position experiences force F If the distance of the charge is doubled th...
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