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Chapter1 Electric Charges And Fields

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

PhysicsUnder which condition will a dipole have zero net force and maximum torque?Class 12Electric Charges and FieldsDipole in a Uniform External FieldHard PhysicsIf the dipole moment and the external electric field are in opposite directions, which statement is correct?Class 12Electric Charges and FieldsDipole in a Uniform External FieldHard PhysicsIf the dipole moment and electric field are in the same direction, which statement about torque and potential energy is correct?Class 12Electric Charges and FieldsDipole in a Uniform External FieldMedium PhysicsWhat directional relation is shown by the vector form of torque on a dipole in a uniform electric field?Class 12Electric Charges and FieldsDipole in a Uniform External FieldMedium PhysicsIf the dipole moment becomes half and the electric field becomes four times, what happens to the magnitude of energy at the same angle?Class 12Electric Charges and FieldsDipole in a Uniform External FieldMedium PhysicsIf the dipole moment is doubled and the electric field is tripled while the angle remains the same, what happens to the torque and the magnitude of potential energy?Class 12Electric Charges and FieldsDipole in a Uniform External FieldMedium PhysicsA dipole is in unstable equilibrium. When it is slightly displaced, what is the nature of the torque?Class 12Electric Charges and FieldsDipole in a Uniform External FieldMedium PhysicsA dipole is in stable equilibrium. When it is rotated through a very small angle, what is the nature of the torque?Class 12Electric Charges and FieldsDipole in a Uniform External FieldMedium PhysicsThe net force on a dipole in a uniform electric field is zero. If it is placed at an angle, what causes its rotation?Class 12Electric Charges and FieldsDipole in a Uniform External FieldMedium PhysicsWhat is the change in energy when a dipole is rotated from 30° to 150° if the product of dipole moment and field is 20 J?Class 12Electric Charges and FieldsDipole in a Uniform External FieldHard PhysicsIf the angle between the dipole moment and the electric field changes from 60° to 120°, what happens to the sign of potential energy?Class 12Electric Charges and FieldsDipole in a Uniform External FieldMedium PhysicsIf the angle between the dipole moment and the electric field changes from 60° to 120°, what happens to the magnitude of torque?Class 12Electric Charges and FieldsDipole in a Uniform External FieldMedium PhysicsAt which angle is the potential energy of a dipole positive while its torque is also nonzero?Class 12Electric Charges and FieldsDipole in a Uniform External FieldMedium PhysicsAt which angle is the torque half of its maximum value and the potential energy equal to negative √3/2 times the maximum energy magnitude?Class 12Electric Charges and FieldsDipole in a Uniform External FieldHard PhysicsWhat external work is required to rotate a dipole from the parallel position to 120° if its dipole moment is 2 C m and the field is 6 N/C?Class 12Electric Charges and FieldsDipole in a Uniform External FieldHard PhysicsA dipole has moment 4 C m in a field of 10 N/C. What is its potential energy when the angle is 60°?Class 12Electric Charges and FieldsDipole in a Uniform External FieldMedium PhysicsA dipole has moment 6 C m in a field of 5 N/C. What is its potential energy when the angle between the dipole moment and field is 120°?Class 12Electric Charges and FieldsDipole in a Uniform External FieldMedium PhysicsA dipole has moment 10 C m. If its maximum torque is 70 N m, what is the electric field?Class 12Electric Charges and FieldsDipole in a Uniform External FieldMedium PhysicsThe maximum torque on a dipole is 40 N m. If the electric field is 5 N/C, what is the dipole moment?Class 12Electric Charges and FieldsDipole in a Uniform External FieldMedium PhysicsA dipole has moment 8 C m and is placed in a field of 3 N/C. If the angle between them is 60°, what is the torque?Class 12Electric Charges and FieldsDipole in a Uniform External FieldMedium