Bihar Board Class 12 (Science) Electrostatic Potential and Capacitance — practice questions
21 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice Bihar Board Class 12 (Science) Electrostatic Potential and Capacitance in the app →Electric potential is a:An equipotential surface is perpendicular to:Capacitance of a parallel-plate capacitor is:Energy stored in a capacitor equals:Capacitors in series share:Time constant of an RC circuit is:The SI unit of electric potential isElectric potential at infinity in the standard syllabus convention is taken asThe SI unit of capacitance isElectric field at any point inside a hollow charged conductor isOn an equipotential surface, the work done in moving a test charge between any two points isThe potential at a distance 0.30 m from a point charge of +20 nC is (k = 9 × 10⁹ N m² C⁻²)A parallel-plate capacitor in vacuum has plate area A and separation d. Its capacitance isThree capacitors of 2 µF each are connected in series. The equivalent capacitance isThe work done in bringing a charge q from infinity to a point where the potential is V isTwo capacitors of 4 µF and 6 µF are connected in parallel and charged by a 10 V battery. The total charge storWhen the separation between the plates of an air parallel-plate capacitor is doubled (keeping plate area constAn electric dipole of moment p is placed in a uniform field E. The work done to rotate it from the orientationA 5 µF capacitor is charged to 200 V. The energy stored in it isAn isolated conducting sphere of radius R carries a charge Q. The electric potential at its centre is (V(∞) = Four equal point charges q sit at the corners of a square of side d. The work needed to assemble this configur