Physics question and answers for February 16, 2024
- Q Electric Charges and Fields 41 Variation of electric field intensity due to charged ring along axis with respect to distance measured from centre is given as 1 2 3 stionpaper...
- Q 4 A long cylindrical wire carries a positive charge of linear density An electron e revolves around it in circular path of radius r The speed of the electron is...
- Q 53 Variation of magnitude of electric field intensity due to uniformly charged non conducting solid sphere with respect to distance from centre along x axis is best represented by 2...
- Q Aakash Institute 46 An electric dipole is placed at the origin and is directed along x axis At a point P far away from dipole the electric field is parallel...
- Q 3 EA Es Ec 28 Electric field due to an electric dipole at a distance r from its center in axial position is E If the dipole is rotated through...
- Q In moving from A to B along an electric field line the electric field does 1 28 x 10 18 J of work on an electron If 91 92 are...
- Q 24 Electric field at a distance x from the centre of uniformly positively charged ring having radius R is given by R x 1 3 kQx 1 2 x R...
- Q 16 If is the linear charge density of wire bent in form of semicircular shape as shown Then electric field intensity at the centre will be 1 3 2k R...
- Q A particle of mass m and charge Q is placed in an electric field E which varies with time t as E Eo sinwt It will undergo simple harmonic motion...
- Q A certain charge is divided in a ratio x y so that when kept at a finite distance the electrostatic force of repulsion is maximum The ratio xy is 1...
- Q 4 With a uniform potentiometer wire AB of resistance 100 an electric cell of negligible internal resistance is connected A voltmeter of resistance 360 is connected between A and the...
- Q wo co axial rings of same radius R 10 cm are placed parallel to the y z plane such that x axis is the axis of the rings Ring 1...
- Q A fixed non conducting spherical shell of radius R has a charge Q spread uniformly on its surface projection speed is u R 2 A particle having mass m and...
- Q V Vxi Vyj the stick is at an angle to the x axis and is spinning around its centre at angular velocity w A 0 uniform magnetic field B is...
- Q 20 points Upload your handwritten solution in the box below the question Two positive charges q 3 10 C and q2 3 10 9 C are separated by a distance...
- Q Body Uniformly volume charged nonconductor sphere of radius R 2nd Body Uniformly surface charged conductor spherical shell of radius R distance of a point P from the centre of either...
- Q The acceleration due to gravity at the north pole of Neptune is approximately 11 2 m s Neptune has mass 1 02 x 1026 kg and radius 2 46 x...
- Q Two point charges are placed on the x axis The first charge q1q1q 1 12 00 nCnC is placed a distance 15 0 mm from the origin along the positive...
- Q Charges Q is uniformly distributed in each of three dielectric solid spheres 1 2 and 3 of radii R 2 R and 2R respectively as shown in figure If magnitudes...
- Q A particle A of charge q placed near a uniformly charged infinite plane sheet with surface charge density a experiences a force f When this particle is placed near an...
- Q 2 As one moves radially from infinity towards th centre of uniformly charged sphere electric fiel intensity will 1 Increase continuously 2 Decrease continuously 3 First decrease then increase 4...
- Q 30 Three concentric spherical shells have radii a b and c a b c and have surface charge densities o and o respectively If V V and V denote the...
- Q Two charges q and q2 are placed 30 cm apart shown in the figure A third charge q is moved along the arc of a circle of radius 40 cm...
- Q 7 Write an expression for potential energy of an electric dipole placed in external electric field and explain the terms Wha
- Q Five point charges are placed at the corners of a regular hexagon of side a as shown in figure Net force experienced by an electron placed at centre O will...
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