Electric Charges & Fields
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Q. A charge of +10μC is placed in a uniform electric field of 500 N/C. What is the force acting on the charge?
Q. A charge of +10μC is placed in a uniform electric field of strength 500 N/C. What is the work done in moving the charge 0.1m in the direction of the field?
Q. A charge of +10μC is placed in a uniform electric field of strength 500 N/C. What is the work done in moving the charge 2m in the direction of the field?
Q. A charge of +3μC is placed at the origin. What is the electric potential at a point 0.5m away?
Q. A charge of +3μC is placed at the origin. What is the potential at a point 0.3m away?
Q. A charge of +3μC is placed in a uniform electric field of strength 1500 N/C. What is the work done in moving the charge 0.2 m in the direction of the field?
Q. A charge of +4μC is placed at the origin. What is the electric field at a point 2m away on the x-axis?
Q. A charge of +5μC is placed at the origin. What is the electric field at a point 2m away along the x-axis?
Q. A charge of +5μC is placed in an electric field of strength 2000 N/C. What is the force experienced by the charge?
Q. A charge of -2μC is placed in an electric field of 500 N/C. What is the force acting on the charge?
Q. A dipole consists of two charges +q and -q separated by a distance d. What is the dipole moment?
Q. A dipole consists of two charges +q and -q separated by a distance d. What is the expression for the dipole moment?
Q. A dipole consists of two equal and opposite charges separated by a distance of 0.1m. What is the dipole moment if each charge is 1μC?
Q. A dipole consists of two equal and opposite charges separated by a distance. What happens to the dipole moment if the distance is doubled?
Q. If a charge of +3μC is placed in a uniform electric field of strength 2000 N/C, what is the force acting on the charge?
Q. If a charge of +3μC is placed in an electric field of 1000 N/C, what is the force acting on it?
Q. If a charge of +3μC is placed in an electric field of 500 N/C, what is the force acting on it?
Q. If a charge of +4μC is placed in an electric field of 500 N/C, what is the force acting on the charge?
Q. If the electric field at a point is 100 N/C and the charge at that point is +5μC, what is the force experienced by the charge?
Q. If the electric field at a point is 200 N/C and the charge at that point is +5μC, what is the force experienced by the charge?
Q. If the electric field due to a point charge is 1000 N/C at a distance of 1m, what is the charge?
Q. If two identical charges are placed 1 meter apart, what happens to the force between them if the distance is doubled?
Q. If two identical charges are placed 1m apart, what is the electric field at a point midway between them?
Q. If two identical charges are placed at a distance of 1m apart, what is the electric field at a point midway between them?
Q. If two identical charges are placed at a distance of 1m, what is the potential energy of the system?
Q. In a parallel plate capacitor, if the distance between the plates is halved, what happens to the capacitance?
Q. In a uniform electric field, the equipotential surfaces are:
Q. Two charges +q and -q are placed at a distance d apart. What is the electric field at the midpoint between the charges?
Q. Two charges +q and -q are placed at a distance d apart. Where can a third charge be placed such that the net force on it is zero?
Q. Two charges +q and -q are placed at a distance d apart. Where is the electric field zero?
