Physics question and answers for February 01, 2024
- Q Let P Q R be three substances Following observations wer made on rubbing these substances with each other Substances rubbed Substance acquiring ve charge P Substance acquiring ve charge 1...
- Q An electric dipole of moment is at the origin 0 0 0 The electric field due to this dipole at F 1 33 5k note that F p 0 is...
- Q A mass m is placed at point P lies on the axis of a ring of mass M and radius R at a distance R from its centre The gravitational...
- Q An electric dipole is placed perpendicular to an infinite line of charge at some distance as shown in figure Identify the correct statement P The dipole is attracted towards the...
- Q a chan 14 A spherical shell of radius 10 cm is carrying 9 If the electric potential at distances 5 cm 10 cm and 15 cm from the centre of...
- Q Q 14 A small spherical ball having charge q and mass m is tied to a thin massless non conducting string of length I The other end of the string...
- Q Two charges exert a force of 10 N on each other when separated by a distance 0 2 m in air When they are placed in another medium of dielectric...
- Q A positive point charge Q is brought near an isolated metallic cube of side 10 cm then The interior of the cube becomes negatively charged and surface becomes positively charged...
- Q If a charged body is brought near a charged electroscope then The leaves will further diverge if the charge on the body is opposite to that on the electroscope The...
- Q A cyclotron is operated at an oscillator 80 frequency of MHz and has a Dee of radius R 60 cm The magnitude of magnetic field X B in Tesla to...
- Q Figure below shows regular hexagons with charges at the vertices In which of the following cases the electric field at the centre is non zero 20 294 34 29 34...
- Q 9 In Column l different charge configurations are given and in Column ll the number of neutral points in the region are given Neutral point is the point where electric...
- Q Three charges each q are placed at the corners of an isosceles triangle ABC of sides BC and AC 2a D and E are the mid points of BC and...
- Q Two copper pieces each of mass 0 0635 kg are placed at a distance of 0 1 m from each other One electron from each atom of piece 1 is...
- Q Two identical infinite positive line charges are placed along the lines X ta in the x y plane A positive point charge placed at origin is restricted to move along...
- Q The work which is required to be done to make an arrangement of four particles each having a charge q such that the particles lie at the four corners of...
- Q Three identical point charges are placed on the vertices of an equilateral triangle ABC as shown in the igure Consider a median AD where point O is the centroid As...
- Q Conducting shell of radius R carries charge Q another charge Q is placed at 3R distance from centre of the shell If the potential at point P due to 14...
- Q The variation of electric field between the two charges 9 and 92 along the line joining the charges is plotted against distance from 9 taking rightward direction of electric field...
- Q 1 Charges q and q are placed at points A and B respectively which are at a distance 2L apart C is the mid point between A and B The...
- Q The diagrams below show regions of equipotentials 20 V 40 V a C 10 V 10 V A 30 V 30 V B B b d A 20 V 40...
- Q 39 A sphere made of lead and radius R is given charge q The variation of electric potential V with radial distance r from the centre of sphere is given...
- Q 24 Two point charges q and q2 of magnitude 10 8 C and 10 8 C respectively are placed 0 1 m apart Calculate the electric field at point A...
- Q Two charges are separated as shown in the diagram A below Each charge has a magnitude of 50 nC in diagram A If the charge on the right is moved...
- Q The magnitude of the earth s magnetic field at a place is B and the angle of dip is 8 A horizontal conductor of length 1 lying north south moves...
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