WorksheetsQuiz on Electricity and Magnetism
Total questions: 10
Worksheet time: 5mins
What is the SI unit of electric charge?
Ampere
Coulomb
Volt
Ohm
Two positive charges of 2 µC and 3 µC are placed 0.1 m apart. What is the force between them? (Use Coulomb’s constant, k ≈ 9 × 10⁹ N•m²/C²)
5.4 N (repulsive)
5.4 N (attractive)
0.54 N (repulsive)
0.54 N (attractive)
What is the direction of the electric field due to a positive point charge?
Toward the charge
Away from the charge
Parallel to the charge
Zero everywhere
In a series circuit with resistors of 4 Ω and 6 Ω connected to a 12 V battery, what is the total current?
1.2 A
2 A
0.83 A
3 A
Which of the following materials is a good conductor of electricity?
Rubber
Glass
Copper
Plastic
What is the magnetic field inside an ideal solenoid proportional to?
The square of the current
The current through the solenoid
The inverse of the number of turns
The length of the solenoid
What is the potential difference across a 5 Ω resistor if a current of 2 A flows through it?
2.5 V
10 V
7 V
0.4 V
Which law describes the force between two current-carrying wires?
Coulomb’s Law
Ohm’s Law
Ampere’s Law
Faraday’s Law
What happens to the capacitance of a parallel-plate capacitor if the distance between the plates is doubled?
Doubles
Halves
Remains the same
Quadruples
An electron moves perpendicular to a uniform magnetic field. What is the path of its motion?
Straight line
Circular
Parabolic
Elliptical
