EASY
12th Andhra Pradesh Board
IMPORTANT
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Define electric potential difference. Distinguish between potential difference and potential.

Important Questions on Electrostatic Potential and Capacitance

EASY
12th Andhra Pradesh Board
IMPORTANT
Physics Crash Course (Based on Revised Syllabus-2023)>Chapter 5 - Electrostatic Potential and Capacitance>Exercise>Q 6
Charges of +1×10-11 C, -2×10-11  C,+1×10-11  C are placed respectively at the comers B, C and D of a rectangle ABCD. Determine the potential at the corner A. Given AB = 4 cm and BC=3  cm.
MEDIUM
12th Andhra Pradesh Board
IMPORTANT
Physics Crash Course (Based on Revised Syllabus-2023)>Chapter 5 - Electrostatic Potential and Capacitance>Exercise>Q 7
What is the potential energy of an electric dipole placed parallel to an electric field?
MEDIUM
12th Andhra Pradesh Board
IMPORTANT
Physics Crash Course (Based on Revised Syllabus-2023)>Chapter 5 - Electrostatic Potential and Capacitance>Exercise>Q 8
Two metal spheres, one of radius R and the other of radius 2R, both have same surface charge density σ. They are brought in contact and separated. What will be new surface charge densities on them?
HARD
12th Andhra Pradesh Board
IMPORTANT
Physics Crash Course (Based on Revised Syllabus-2023)>Chapter 5 - Electrostatic Potential and Capacitance>Exercise>Q 9
Determine expression for potential energy of an electric dipole in external electric field.
HARD
12th Andhra Pradesh Board
IMPORTANT
Physics Crash Course (Based on Revised Syllabus-2023)>Chapter 5 - Electrostatic Potential and Capacitance>Exercise>Q 10
Define electrostatic potential energy. Derive expression for an electric dipole in a uniform electric field. For what positions; states of stable and unstable equilibrium are obtained?
EASY
12th Andhra Pradesh Board
IMPORTANT
Physics Crash Course (Based on Revised Syllabus-2023)>Chapter 5 - Electrostatic Potential and Capacitance>Exercise>Q 11
The electric potential at 0.9 m from a point charge is +50 V. What is the magnitude and sign of the charge?
EASY
12th Andhra Pradesh Board
IMPORTANT
Physics Crash Course (Based on Revised Syllabus-2023)>Chapter 5 - Electrostatic Potential and Capacitance>Exercise>Q 12
The electric field at a point due to a point charge is 20 N C-1 and the electric potential at that point is 10 J C-1. Calculate the distance of the point from the charge and the magnitude of the charge.
EASY
12th Andhra Pradesh Board
IMPORTANT
Physics Crash Course (Based on Revised Syllabus-2023)>Chapter 5 - Electrostatic Potential and Capacitance>Exercise>Q 13
Two points A and B are located in diametrically opposite directions of a point charge of +2 μC at distances 2 m and 1 m respectively from it. Determine the potential difference VA-VB.