Physics question and answers for January 27, 2024
- Q n isolated conducting sphere has a 13 cm radius One wire carries a current of 1 0000049 A into it while another wire arries a current of 1 0000000 A...
- Q 5 29 A triangular wire frame having each side equal to 2m is placed in a region of time varying magnetic field having dB dt 3 T s The magnetic...
- Q Two particles of masses m and 2m with charges 2q and q are place in a uniform electric field E and allowed to move for same time Find the ratio...
- Q 8 Two similar spheres when placed 2 cm apart attract each other with a force of 4 dynes The spheres are connected by a wire On removing the wire the...
- Q Assertion The change in potential energy of a two charge system is independent of the choice of zero potential energy reference Reason Potential energy of a charge may decreases when...
- Q 3 14 A ring of charge with radius 0 5 m has 0 002 m gap If the ring carries a charge of 1 C the electric field at the...
- Q 1 1 5 2 1 1 3 How far apart should the 2 electrons be if the force each exerts on the other is equal to the we the electron...
- Q Two point charges q and q2 of 2 10 C and 2 x 10 C respectively are placed 0 4 m apart Calculate the electric field at the centre of...
- Q Semivertex of the conical surface obtained by taking dipole moment as axis on which electric field by dipole becomes normal to moment of th dipole is equal to 1 tan...
- Q on 4 A steel wire of 4 0 m in length is stretched through 2 0 mm The cross sectional area of the wire is 2 0 mm If Young...
- Q Four metallic plates are placed as shown in the figure Plate 2 is given a charge Q whereas all other plates are uncharged Plates 1 and 4 are joined together...
- Q A solid conducting sphere having a charge surrounded by an uncharged concentric conducting spherical shell Let the potential difference between the surface of the solid sphere and the outer surface...
- Q 34 Find the currents in different resistors shown in figure 89 www 292 www 20240 J 2 VT 2 V 2 V 892
- Q If an electric dipole is placed in an electric field generated by a point charge then 1 1 the net electric force on the dipole must be zero 2 the...
- Q A proton and an a particle enter a uniform magnetic field perpendicular with the same speed If proton takes 20 us to make 5 revolutions then the periodic time for...
- Q 2 An electric dipole of moment p is placed in an electric field of intensity E The dipole acquires a position such that the axis of the dipole makes an...
- Q will not experience a et force Two charged particles are placed at a distance 1 0 cm apart What is the minimum possible magnitude of the electric force acting on...
- Q Two charged spherical conductors of radii R and R are connected by a wire Then the ratio of surface charge densities of the spheres o 0 is Kerala PET 2010...
- Q Equipotentials at a great distance from a collection of charges whose total sum is not zero are approximately NCERT Exemplar a spheres b planes c paraboloids d ellipsoids
- Q Q Charges Q 20 and 4Q are uniformly distributed in three dielectric solid spheres 1 2 and 3 of radii R 2 R and 2R respectively as shown in figure...
- Q Given an equilateral triangle with side Find E at the centroid The linear charge density is as shown in figure B 1 A c 1 1 C
- Q The electric field at 40 cm from centre of a charged conducting sphere of radius 20 cm is E Then electric field at 10 cm from the centre is W...
- Q the dipole at a distance of 10 cm from the center of the dipole 10 An electric dipole consists of two charges 108 C lying 10 cm apart Calculate the...
- Q For the system shown in figure Find Q for which resultant force n q is zero Q 0 a a 9 0 0 O a a 9 FA
- Q A positive point charge q is projected along x aixs Electric field is directed along y axis E fo 1 Find the trajectory of charge after x d A y...
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