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This is an MCQ-based quiz on the topic of ELECTROSTATICS: Electric field.
This set of MCQs helps you brush up on the important physics topics and prepare you to dive into skill practice and expand your knowledge.
Consider the electric field lines shown in the diagram below. From the diagram, it is apparent that object A is ____ and object B is ____.
+,+
+,-
-,+
-,-
At which point is the electric field the strongest
A
B
C
D
A point charge Q is far from all other charges. At a distance of 2 m from Q, the electric field is 20 N/C. What is the force a charge of 5 Coulombs feels?
4
100
40
10
Which quantity and unit are correctly paired?
Electric field strength and N/C
Electricity and Coulombs
Electrostatic force and electrons
Electric field strength and E
In the diagram below, P is a point near a negatively charged sphere. Which direction best represents the direction of the electric field at point P?
Right
Left
Up
Down
How can you calculate the electric potential at the surface of the charge sphere?
Electric Potential = (electric field strength)/(Radius of sphere)
Electric Potential = (electricfield strength)x (radius of sphere)
Electric Potential = electric field strength
Define Electric Potential at point P.
Work done per unit charge in moving small test charge from the floor to a point P
Work done in moving a small test charge from the the surface of the charged sphere to a point P
Work done in moving a test charge from the floor to a point P
Work done per unit charge in moving small test charge from infinity to a point P
How is the electric field strength related to the electric potential?
Electric field strength = electric potential
Electric field strength = electric potential energy
Electric field strength = electric potential gradient
Define Electric Potential Energy at point P.
Work done in moving a small test charge from infinity to a point P
Work done in moving 1 Coulomb from infinity to a point P
Work done in moving 1 Coulomb from the floor to a point P
Work done in moving a small test charge from the floor to a point P
What is the electric field strength?
Electric Potential Energy per unit charge acting on a point charge.
Electric Potential Energy acting on a point charge.
Force acting per unit charge on a point charge
Force acting on a point charge
