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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।

PhysicsWhy does a conductor often become neutral when connected to Earth?Class 12Electric Charges and FieldsElectric Charges and their ConservationLevel 13MediumPhysicsIf a body is neutral, which statement is correct?Class 12Electric Charges and FieldsElectric Charges and their ConservationLevel 13EasyPhysicsA system has negative net charge. Which statement is not necessary?Class 12Electric Charges and FieldsElectric Charges and their ConservationLevel 13EasyPhysicsIn which type of question is the rule of attraction and repulsion of charges immediately useful?Class 12Electric Charges and FieldsElectric Charges and their ConservationLevel 13EasyPhysicsWhy does electric charge have positive and negative signs even though it is a scalar quantity?Class 12Electric Charges and FieldsElectric Charges and their ConservationLevel 13MediumPhysicsIf one extra electron is added to a neutral atom, what does the atom become?Class 12Electric Charges and FieldsElectric Charges and their ConservationLevel 13MediumPhysicsIf one electron is removed from a neutral atom, what does the atom become?Class 12Electric Charges and FieldsElectric Charges and their ConservationLevel 13MediumPhysicsAccording to charge conservation, why are positive and negative particles produced together in pair creation?Class 12Electric Charges and FieldsElectric Charges and their ConservationLevel 13MediumPhysicsWhen a negatively charged body is brought near a neutral conductor, what happens to the electrons inside the conductor?Class 12Electric Charges and FieldsConductors and InsulatorsLevel 13MediumPhysicsWhen a positively charged body is brought near a neutral conductor, what kind of change occurs inside the conductor?Class 12Electric Charges and FieldsConductors and InsulatorsLevel 13MediumPhysicsIf two conducting spheres touch each other, what is certain according to the conservation of charge?Class 12Electric Charges and FieldsElectric Charges and their ConservationLevel 13MediumPhysicsWhy can it be wrong to add only magnitudes while finding the total charge of a system?Class 12Electric Charges and FieldsElectric Charges and their ConservationLevel 13MediumPhysicsWhich charge is not possible according to quantization?Class 12Electric Charges and FieldsElectric Charges and their ConservationLevel 13MediumPhysicsA body has negative charge of 3.2 × 10⁻¹⁹ coulomb. How many extra electrons does it have?Class 12Electric Charges and FieldsElectric Charges and their ConservationLevel 13MediumPhysicsA body has positive charge of 1.6 × 10⁻¹⁹ coulomb. This equals deficiency of how many electrons?Class 12Electric Charges and FieldsElectric Charges and their ConservationLevel 13MediumPhysicsWhich action is most suitable to make a body negatively charged?Class 12Electric Charges and FieldsElectric Charges and their ConservationLevel 13EasyPhysicsWhich action is most suitable to make a body positively charged?Class 12Electric Charges and FieldsElectric Charges and their ConservationLevel 13EasyPhysicsIf a body is positively charged, is it necessary that it has no electrons?Class 12Electric Charges and FieldsElectric Charges and their ConservationLevel 13EasyPhysicsIf a body is negatively charged, is it necessary that it has no protons?Class 12Electric Charges and FieldsElectric Charges and their ConservationLevel 13EasyPhysicsAn ebonite rod rubbed with wool becomes negative. What will be the sign of charge on wool?Class 12Electric Charges and FieldsElectric Charges and their ConservationLevel 13Easy

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