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Class 12 Mcq

Class 12 Physics के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

PhysicsAt a far equatorial point of a dipole, the distance is doubled. What happens to the field magnitude?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 21Medium PhysicsIn a uniform field, the magnitude of flux through a surface is half of the maximum. What can be the possible angle between field and area vector?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 21Medium PhysicsFlux through a plane surface is maximum positive in a certain position. If the area vector direction is reversed, what will the flux be?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 21Medium PhysicsWhy does the far field of a dipole decrease faster with distance than that of a point charge?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 21Hard PhysicsIf both dipole moment and electric field are doubled while the angle remains the same, how will torque change?Class 12Chapter1: Electric Charges and FieldsDipole in a Uniform External FieldLevel 21Medium PhysicsDipole moment is made three times and electric field is halved. What happens to torque in perpendicular position?Class 12Chapter1: Electric Charges and FieldsDipole in a Uniform External FieldLevel 21Medium PhysicsA dipole has zero net force in a uniform electric field. If the field becomes non-uniform, which result is possible?Class 12Chapter1: Electric Charges and FieldsDipole in a Uniform External FieldLevel 21Hard PhysicsIf total flux through a closed surface enclosing both charges of a dipole is zero, must the dipole moment be zero?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 21Hard PhysicsIf area is halved and electric field is made four times while angle remains the same, how does flux change?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 21Medium PhysicsIf both the area of a plane surface and the electric field are doubled while the angle remains the same, what happens to flux?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 21Easy PhysicsA plane surface is rotated in a uniform field and flux changes from maximum to zero. What happened to the angle between area vector and field?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 21Easy PhysicsThe distance from both a point charge and a dipole is doubled. Whose far field decreases more rapidly?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 21Medium PhysicsA dipole has zero net charge. Why can its field still exist at a far point?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 21Medium PhysicsWhen a dipole is placed in a non-uniform electric field, the net force may not be zero. What is the best reason?Class 12Chapter1: Electric Charges and FieldsDipole in a Uniform External FieldLevel 21Medium PhysicsIn which situation can flux through a plane surface be zero even though the electric field is not zero?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 21Easy PhysicsWhy is the field at a far axial point of a dipole taken along the dipole moment?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 21Medium PhysicsWhy is the field at a far equatorial point of a dipole opposite to the dipole moment?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 21Hard PhysicsAt a far axial point, the dipole field is sixty. What will be the equatorial field at the same distance?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 21Medium PhysicsAt the same distance, the equatorial field of a dipole is twenty. What will be the axial field?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 21Hard PhysicsAt a far axial point, the dipole field magnitude is forty at a certain distance. What will it be when the distance is doubled?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 21Hard