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Class 12 · Physics
→In which option is the total charge not zero?
Class 12 · Physics
→In which option is the total charge plus two q?
Class 12 · Physics
→An object has minus five elementary charges. It loses two electrons. What is its new charge?
Class 12 · Physics
→An object has plus two elementary charges. It receives three electrons from another object. What is its new charge?
Class 12 · Physics
→A conductor has charge minus nine q. A charge minus four q leaves it. What is the new charge of the conductor?
Class 12 · Physics
→A conductor has charge plus three q. A charge minus eight q enters it from outside. What is the final charge?
Class 12 · Physics
→During charge redistribution in a metal, which particles mainly move?
Class 12 · Physics
→A metal conductor has positive charge. What is the best microscopic reason for it?
Class 12 · Physics
→In which situation can the charge of one conductor change while conservation of total charge still remains true?
Class 12 · Physics
→A negatively charged conductor becomes neutral when connected to earth. What is the direction of electron motion during this process?
Class 12 · Physics
→A positively charged conductor becomes neutral when connected to earth. How is charge conservation maintained in the larger system?
Class 12 · Physics
→In induction, if the positively charged rod is removed first and then the earth connection is removed, why may no permanent charge remain on the conductor?
Class 12 · Physics
→If, in induction, only a charged rod is brought near a conductor without earthing it, what remains the net charge of the conductor?
Class 12 · Physics
→A negatively charged rod is brought near a neutral conductor and the conductor is connected to earth. After the correct sequence, what charge will remain on the conductor?
Class 12 · Physics
→A positively charged rod is brought near a neutral conductor, and the conductor is connected to earth. After removing the earth connection first and then removing the rod, what remains on the conductor?
Class 12 · Physics
→An initial particle has charge -2e. It breaks into two particles. One particle has +4e. What is the charge of the other particle?
Class 12 · Physics
→Before a process, the total charge was zero. Later, three particles have charges +2e, +3e, and an unknown charge. What is the unknown charge?
Class 12 · Physics
→A system has total charge -5q. If one part has +7q, what is the charge of the remaining system?
Class 12 · Physics
→In a closed system, the charge of one part changes from -2q to +4q. What change must occur in the charge of the other part?
Class 12 · Physics
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