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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।

PhysicsThe dipole moment is 10 C m and the electric field is 6 N/C. If the angle is 120°, what is the torque?Class 12Electric Charges and FieldsDipole in a Uniform External FieldLevel 12Medium PhysicsThe dipole moment is 12 C m and the electric field is 5 N/C. If the angle is 150°, what is the torque?Class 12Electric Charges and FieldsDipole in a Uniform External FieldLevel 12Medium PhysicsThe dipole moment is 9 C m and the electric field is 8 N/C. If the angle is 60°, what is the torque?Class 12Electric Charges and FieldsDipole in a Uniform External FieldLevel 12Medium PhysicsThe dipole moment is 15 C m and the electric field is 4 N/C. If the angle is 30°, what is the torque?Class 12Electric Charges and FieldsDipole in a Uniform External FieldLevel 12Medium PhysicsWhat is the safest first step in a difficult numerical problem on a dipole in a uniform external electric field?Class 12Electric Charges and FieldsDipole in a Uniform External FieldLevel 11Hard PhysicsThe dipole moment is directed from negative to positive. If the electric field is directed from positive to negative, what angle is between them?Class 12Electric Charges and FieldsDipole in a Uniform External FieldLevel 11Hard PhysicsThe angle between the dipole moment and the electric field has sine zero and cosine equal to one. Which position is this?Class 12Electric Charges and FieldsDipole in a Uniform External FieldLevel 11Hard PhysicsThe angle between the dipole moment and the electric field has sine zero and cosine equal to negative one. Which position is this?Class 12Electric Charges and FieldsDipole in a Uniform External FieldLevel 11Hard PhysicsThe angle between the dipole moment and the electric field has positive sine and zero cosine. Which conclusion is correct?Class 12Electric Charges and FieldsDipole in a Uniform External FieldLevel 11Hard PhysicsIf a dipole is parallel to the electric field, why does a small angular displacement tend to bring it back?Class 12Electric Charges and FieldsDipole in a Uniform External FieldLevel 11Hard PhysicsIf the dipole moment and electric field are opposite, why is the equilibrium position unstable even though the torque is zero?Class 12Electric Charges and FieldsDipole in a Uniform External FieldLevel 11Hard PhysicsWhy does the vector form of torque show that torque is zero when the dipole moment is parallel to the field?Class 12Electric Charges and FieldsDipole in a Uniform External FieldLevel 11Hard PhysicsWhich rule helps determine the direction of torque on a dipole in a uniform electric field?Class 12Electric Charges and FieldsDipole in a Uniform External FieldLevel 11Hard PhysicsWhy can the net force on a dipole be nonzero in a nonuniform electric field?Class 12Electric Charges and FieldsDipole in a Uniform External FieldLevel 11Hard PhysicsWhy does the centre of mass of a dipole not accelerate in a uniform electric field while the dipole can rotate?Class 12Electric Charges and FieldsDipole in a Uniform External FieldLevel 11Hard PhysicsAn electric dipole is released freely in a uniform field with an initial angle of 135°. Toward which position will it tend to rotate?Class 12Electric Charges and FieldsDipole in a Uniform External FieldLevel 11Hard PhysicsThe potential energy of an electric dipole is zero. If it is rotated slightly toward the opposite direction, what happens to its energy?Class 12Electric Charges and FieldsDipole in a Uniform External FieldLevel 11Hard PhysicsThe potential energy of an electric dipole is zero. If it is rotated slightly toward the parallel direction, what happens to its energy?Class 12Electric Charges and FieldsDipole in a Uniform External FieldLevel 11Hard PhysicsIf the dipole moment direction is mistakenly taken from the positive charge to the negative charge, why can the conclusion about potential energy be wrong?Class 12Electric Charges and FieldsDipole in a Uniform External FieldLevel 11Hard PhysicsAn electric dipole in a uniform field has zero net force but rotates. Which physical idea best explains this behavior?Class 12Electric Charges and FieldsDipole in a Uniform External FieldLevel 11Hard