What Are the Main Concepts Covered in Current Electricity MCQs?
This page presents 20 high-quality Current Electricity MCQ questions tailored for NEET. Practice with exam-style items, check instant answer keys, and learn from concise explanations. Mastering Current Electricity MCQs boosts NEET Physics accuracy and speed. Use these problems for effective revision, confidence-building, and deeper concept clarity in this key NEET chapter.
What are MCQs for Current Electricity?
Current Electricity MCQ questions assess understanding of electric current, Ohm’s law, resistivity, resistance combinations, and circuit rules. Practicing these MCQs strengthens your grasp on calculations, theory, and concepts essential for NEET Physics, ensuring accuracy and efficient problem-solving.
Why Practice NEET Current Electricity MCQ?
Practicing NEET Current Electricity MCQ builds exam confidence, highlights weak concepts, and increases speed under timed pressure. Mastering MCQs from this important chapter helps maximize NEET Physics scores and ensures a better grasp of frequently-tested patterns and formulas.
Current Electricity MCQ Practice (NEET)
-
The SI unit of electric current is:
A. Ohm
B. Volt
C. Ampere
D. Coulomb
-
Which physical quantity is represented by the product of current and time?
A. Resistance
B. Electric charge
C. Power
D. Voltage
-
The conventional direction of electric current is:
A. Positive to negative terminal
B. Negative to positive terminal
C. Both directions
D. None of these
-
A current of 2 A flows through a wire for 10 seconds. The total charge passed is:
A. 5 C
B. 0.2 C
C. 20 C
D. 12 C
-
Ohm’s Law states that:
A. Current is inversely proportional to voltage
B. Voltage is proportional to resistance
C. Current is proportional to voltage
D. Resistance is inversely proportional to length
-
If the length of a wire is doubled keeping area constant, its resistance becomes:
A. Doubled
B. Halved
C. Quadrupled
D. Unchanged
-
The resistance of a conductor is 15 Ω and current through it is 3 A. The potential difference across it is:
A. 5 V
B. 45 V
C. 0.2 V
D. 18 V
-
Two resistors, 2 Ω and 4 Ω, are connected in series. Their combined resistance is:
A. 2 Ω
B. 6 Ω
C. 8 Ω
D. 1 Ω
-
The value of current when 1.6 × 1019 electrons pass a cross-section in 2 seconds is:
A. 0.8 C
B. 1.28 × 10-19 C
C. 1.6 A
D. 1.28 × 10-20 A
-
What is the reciprocal of resistance called?
A. Capacitance
B. Resilience
C. Conductance
D. Inductance
-
A wire has resistance R. If it is stretched to triple its original length, its new resistance will be:
A. 3R
B. 6R
C. 9R
D. R/3
-
The Wheatstone bridge is used to measure:
A. Voltage
B. Current
C. Resistance
D. Power
-
If 2 kW power is supplied at 200 V, the current flowing is:
A. 10 A
B. 20 A
C. 5 A
D. 100 A
-
Resistivity of a material depends on:
A. Length only
B. Cross-sectional area
C. Material and temperature
D. Voltage applied
-
When 1 V potential difference is applied and 1 A current flows, the resistance is:
A. 1 Ω
B. 2 Ω
C. 0.5 Ω
D. 10 Ω
-
According to Kirchhoff’s junction law, the algebraic sum of currents at a junction is:
A. Maximum
B. Zero
C. Minimum
D. Infinite
-
Which device measures current in a circuit?
A. Voltmeter
B. Ammeter
C. Galvanometer
D. Potentiometer
-
The resistance of a wire increases with:
A. Increase in length
B. Increase in area
C. Decrease in temperature
D. Both length and area
-
The formula I = nAvq describes:
A. Energy conversion
B. Electric current flow
C. Capacitance
D. Magnetic induction
-
Electric power delivered to a resistor R by a current I is:
A. IR
B. I/R
C. I2R
D. V/R
MCQ Answer Key
| Q.No. | Answer | Explanation |
|---|---|---|
| 1 | C | The SI unit of current is Ampere (A). |
| 2 | B | Current × time gives electric charge (Q = It). |
| 3 | A | Conventional current flows from positive to negative terminal. |
| 4 | C | Q = I × t = 2 × 10 = 20 C. |
| 5 | C | Ohm’s Law: V ∝ I (so I ∝ V). |
| 6 | A | Resistance is directly proportional to length. |
| 7 | B | V = IR = 3 × 15 = 45 V. |
| 8 | B | In series: 2 Ω + 4 Ω = 6 Ω. |
| 9 | A | Q = ne = 1.6 × 10-19 × 1.6 × 1019 = 0.8 C. |
| 10 | C | Conductance = 1/Resistance. |
| 11 | C | R' = ρ (3l)/ (A/3) = 9R. |
| 12 | C | Wheatstone bridge measures unknown resistance. |
| 13 | A | I = P/V = 2000/200 = 10 A. |
| 14 | C | Resistivity depends only on material and temperature. |
| 15 | A | R = V/I = 1/1 = 1 Ω. |
| 16 | B | Kirchhoff’s law: Σ currents at a junction = 0 (charge conservation). |
| 17 | B | Ammeter measures electric current. |
| 18 | A | Resistance increases with length. |
| 19 | B | I = nAvq is drift current formula. |
| 20 | C | Power in resistor: P = I²R. |
Explanations clarify reasoning behind each answer and help students understand important NEET concepts.
How Current Electricity MCQs Help in NEET
Practicing Current Electricity MCQ Class 12 style questions ensures readiness for NEET question types. You learn time-saving tricks, reinforce formulas, and avoid common mistakes, boosting both speed and accuracy for the final exam.
Tips & More Practice for NEET Current Electricity
- Revise Current Electricity NEET Revision Notes for theory clarity.
- Attempt Current Electricity additional MCQs to reinforce skills.
- Explore important NEET questions from previous years.
- Practice regularly; time each test for NEET accuracy.
Regular practice of Current Electricity MCQs for NEET sharpens accuracy, boosts retention, and builds test readiness. Vedantu’s expertly designed sets help you master concepts, spot weak points, and raise your Physics score. Ace NEET by revising with quality MCQ practice and reviewing answer explanations.
FAQs on Practice Current Electricity Mcq Questions with Answers
1. What are important MCQs in Current Electricity?
Important Current Electricity MCQs for NEET include core concepts like Ohm’s Law, Resistance and Resistivity, Series and Parallel Combination of Resistors, and applications of Kirchhoff’s Laws. Common question areas are:
- Numericals on Ohm’s Law calculations
- Conceptual MCQs on resistivity and temperature dependence
- Problems involving Wheatstone Bridge and electrical circuits
- Short questions on measurement instruments (ammeter, voltmeter)
2. How to solve Current Electricity MCQ for NEET?
To solve Current Electricity MCQs for NEET, focus on understanding formulae, concepts, and quick problem-solving strategies.
- Revise all standard formulas like V=IR and R = ρl/A
- Practice unit conversions and calculations regularly
- Attempt timed mock tests to build speed and accuracy
- Analyze mistakes using answer keys and explanations
3. Is Current Electricity tough in NEET?
Current Electricity in NEET is considered moderately tough but highly scoring if concepts and formulas are clear.
- Questions typically focus on direct applications, circuit analysis, and numericals
- Many questions are formula-based and can be solved quickly with practice
- Conceptual clarity of laws and combinations is key for solving higher-difficulty MCQs
4. What is the weightage of Current Electricity in NEET?
Current Electricity usually carries a weightage of 2–3 MCQs in NEET Physics, totaling 8–12 marks.
- Common topics include Ohm's Law, resistivity, Kirchhoff’s Rules, and Wheatstone bridge
- This chapter's consistent presence in NEET makes it crucial for boosting your overall Physics score
5. How to download Current Electricity MCQ answers?
You can download Current Electricity MCQ answers in PDF format from reliable NEET preparation websites and learning platforms.
- After attempting a mock test, look for the download option to get answer keys and solutions
- Use answer PDFs for self-review and error analysis
6. What is included in the NEET Physics Mock Test: Current Electricity?
The NEET Physics Mock Test: Current Electricity includes 10-12 NEET-level MCQs covering key subtopics like Ohm’s Law, Resistance, Resistor Combinations, and Kirchhoff’s Laws.
- Instant scoring and real-time analytics
- Detailed answer keys with expert explanations
- Exam-aligned question pattern and difficulty
7. Are the questions as per the NEET latest syllabus and pattern?
Yes, all questions in the Current Electricity mock test match the latest NEET Physics syllabus and exam pattern.
- Questions reflect current weightage and difficulty trends
- Topics are selected by expert educators with NEET experience
8. How are the Current Electricity test results and answer keys provided?
After submitting your Current Electricity NEET mock test, results and detailed answer keys are provided instantly.
- Get an accuracy score and per-question analysis
- Review correct answers and expert explanations
- Identify strengths and areas for improvement
9. Is there a time limit for solving the Current Electricity MCQs?
Yes, the Current Electricity NEET mock test usually has a time limit of 30 minutes.
- This simulates real NEET exam pressure and pacing
- Helps improve your time management skills during Physics MCQs
10. What preparation strategy works best for scoring 90%+ in Current Electricity for NEET?
To score 90%+ in Current Electricity for NEET, focus on concept clarity, repeated revision, and timed practice.
- Master basics like Ohm’s Law and formulae
- Solve multiple MCQs from previous years and chapterwise tests
- Review errors using answer keys and analytics
- Simulate exam environment with timed mock tests
