Current Electricity MDCAT Quiz is one of the most important topics of Physics and an essential part of the MDCAT Syllabus. It deals with the flow of electric charge through a conductor, which is based upon some fundamental principles like Ohm’s Law, resistance, and voltage-current relation. It also includes important concepts like electric power, Kirchhoff’s laws, and the design of electrical circuits, so these are essential points that must be solved for MDCAT students looking to ace physics.
Boost Your Preparation with an MDCAT Quiz
Take an MDCAT Quiz on Current Electricity to test your knowledge and application skills. The quizzes are designed to give a wide range of problems, including calculating current, resistance, and voltage in series and parallel circuits. It also contains conceptual questions to ensure that the concepts are understood fully and are related to the topic, according to the MDCAT syllabus and the latest exam trends.
- Test Name: Current Electricity MDCAT Quiz
- Type: Quiz Test
- Total Questions: 30
- Total Marks: 30
- Time: 30 minutes
Note: Answer of the questions will change randomly each time you start the test, once you are finished, click the View Results button.
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Free Flashcards for Efficient Revision
Reinforce your learning with Free Flashcards on Current Electricity. These flashcards focus on important formulas, key definitions, and problem-solving techniques, including finding equivalent resistance and analyzing circuit behavior. Flashcards are a great resource for quick revisions to retain the critical concepts required for the MDCAT exam.
Understanding Current Electricity is critical to solving physics problems related to circuits and power. Master this topic with quizzes and flashcards, and build confidence to gain a competitive edge in your MDCAT preparation!
The unit of current is:
Ampere
Ohm's law states that the current is directly proportional to:
Voltage
The resistance of a conductor depends on:
Length and cross-sectional area
The SI unit of resistance is:
Ohm
The formula for calculating current is:
I = V/R
The electrical power dissipated by a resistor is given by:
P = I²R
A series circuit has:
Same current throughout
In a parallel circuit, the total resistance is:
Less than the smallest resistance
The formula for calculating total resistance in a parallel circuit is:
1/R_total = 1/R₁ + 1/R₂ + ...
The unit of electric charge is:
Coulomb
The current in a conductor is due to the movement of:
Electrons
The electric potential energy of a charge is given by:
U = qV
If the voltage across a conductor is doubled, the current:
Doubles
The total current in a parallel circuit is:
The sum of the currents in the branches
In a series circuit, the total voltage is:
The sum of the voltages across each component
The drift velocity of electrons is typically:
Very small
The relationship between current, voltage, and resistance is known as:
Ohm's law
The resistivity of a material depends on:
Material properties
The potential difference across a resistor is 12V, and the resistance is 3Ω. What is the current?
4A
The power dissipated in a resistor is inversely proportional to:
Resistance
The equivalent resistance of two resistors in series is:
The sum of their individual resistances
The current in a conductor is directly proportional to:
The potential difference
The unit of electric potential difference is:
Volt
In a parallel circuit, the voltage across each component is:
The same
The total resistance in a parallel circuit is:
Less than the smallest resistance
The power supplied by a battery is calculated using:
P = IV
The current in a wire depends on:
The electric field
The resistance of a conductor is inversely proportional to:
Cross-sectional area
If the resistance in a circuit is halved, the current:
Doubles
The potential energy stored in a capacitor is given by:
U = 1/2 CV²
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