NCERT // Science // Ch.11

Electricity
MCQ_MASTER_SERIES

Ohm's Law · Resistance · Series & Parallel · Heating Effect · Power

[ 50 QST ]

[ 35 min ]

[ 3 TIERS ]

[ 5 TOPICS ]

⚡ INIT_QUIZ // ANALYTICS

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Question Intelligence

Quiz Analytics

A data-driven breakdown of all 50 questions by difficulty, exam origin and topic distribution.

📈 Distribution Overview

Total Questions

CBSE Board

State Board

Olympiad Level

🗂 Topic Coverage

Electric Charge & Current

16%

Ohm's Law & Resistance

24%

Series & Parallel Circuits

24%

Heating Effect & Power

20%

Electric Fuse & Safety

16%

CBSE Board

State Board

Olympiad Level

Conceptual Framework

Key Concept Highlights

6 foundational pillars that power every question in this quiz. Understand these, and the answers follow naturally.

⚡

Electric Current

I = Q/t. Conventional current flows from + to −. SI unit: ampere. Measured by ammeter (series connection).

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Potential Difference

V = W/Q. Work done per unit charge. SI unit: volt. Measured by voltmeter (parallel connection). EMF = terminal voltage + internal voltage drop.

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Ohm's Law

V = IR at constant temperature. Resistance R = ρL/A. Resistivity ρ depends on material and temperature, not on dimensions.

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Series & Parallel

Series: Rₛ = R₁+R₂+…, same current, different voltages. Parallel: 1/Rₚ = 1/R₁+1/R₂+…, same voltage, different currents.

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Heating Effect

H = I²Rt (Joule's law). Applications: electric bulb (tungsten filament), electric iron, toaster. Power P = VI = I²R = V²/R.

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Electric Safety

Fuse: thin wire with low melting point (tin+lead) that melts on overcurrent. MCB: modern safety switch. Earth wire: safety for metal bodies.

Pedagogical Value

Why MCQs Matter

Multiple-choice questions are not mere guessing games — they are the sharpest diagnostic tool available to a competitive exam aspirant.

Force precise recall — vague conceptual understanding gets exposed immediately
Train elimination logic, a critical skill in JEE where partial knowledge suffices
Mirror CBSE Board objective and JEE Main Paper 1 formats exactly
Build decisive exam temperament — no room for hesitation
Reveal misconceptions that long-answer formats often mask
Provide instant feedback loops for targeted revision

~14%

of CBSE Science — most numerical-dense chapter in Class X

Quick Reference

Important Formula Capsules

7 must-memorise equations that surface repeatedly across CBSE and JEE papers.

Ohm's Law

\[ V = IR \]

Resistance

\[ R = \dfrac{\rho L}{A} \]

Series Resistance

\[ R_s = R_1 + R_2 + R_3 + \ldots \]

Parallel Resistance

\[ \dfrac{1}{R_p} = \dfrac{1}{R_1} + \dfrac{1}{R_2} + \ldots \]

Joule's Heating

\[ H = I^2 R t = VIt \]

Electric Power

\[ P = VI = I^2 R = \dfrac{V^2}{R} \]

Energy Consumed

\[ E = Pt \quad \text{(1 kWh = 3.6} \times 10^6 \text{ J)} \]

Learning Outcomes

What You Will Learn

By completing this quiz set you will have exercised all the following competencies.

01 Apply Ohm's law to find voltage, current, or resistance given the other two

02 Calculate equivalent resistance for series and parallel combinations

03 Analyse mixed (series-parallel) circuits systematically

04 Apply Joule's law to calculate heat generated in resistors

05 Calculate electric power and energy consumption in domestic circuits

06 Explain the function of a fuse and the principle of earthing

Exam Preparation

Strategy & Preparation Tips

5 evidence-based strategies to maximise your score in CBSE Boards and JEE.

Step 01

Three Formulae, One Card

V=IR, H=I²Rt, P=VI. These generate every numerical. Derive each from first principles at least once to prevent confusion.

Step 02

Series vs Parallel — One Rule Each

Series: current is SAME everywhere. Parallel: voltage is SAME across each branch. This single insight solves 80% of circuit problems.

Step 03

Mixed Circuit Strategy

In mixed circuits, reduce parallel sections first, then solve series. Draw the step-by-step simplified circuit to avoid errors.

Step 04

Unit Conversion for Energy

1 unit = 1 kWh = 1000 W × 3600 s = 3.6 × 10⁶ J. Bill calculation MCQs always involve kWh ↔ joules ↔ cost conversion.

Step 05

50 Questions in 35 Min

Electricity is formula-dense. Practise mental substitution — avoid writing full working for straight-substitution MCQs.

Ready to Test Your Mastery?

50 questions · Elapsed timer · Instant scored results

⚡ Begin Electricity Quiz

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Electricity — Learning Resources

📝 Exercises

Electricity-Exercise

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ACADEMIA AETERNUM तमसो मा ज्योतिर्गमय · Est. 2025

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Test Yourself: 50 Electricity MCQs Class 10 (With Answers)

Test Yourself: 50 Electricity MCQs Class 10 (With Answers) — Complete Notes & Solutions · academia-aeternum.com

Multiple Choice Questions (MCQs) are an effective way to strengthen understanding, reinforce concepts, and prepare thoroughly for exams. This MCQ set for NCERT Class X Science Chapter 11 “Electricity” covers all essential topics including electric current, potential difference, Ohm’s Law, resistance, resistivity, electric power, heating effects, circuit diagrams, and safety measures. Each question is designed with conceptual clarity in mind and includes application-based, reasoning-based, and…

🎓 Class 10 📐 Science 📖 NCERT ✅ Free Access 🏆 CBSE · JEE

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