Chapter 8 of 12
Concept Maps
Current Electricity — Concept Maps
ICSE · Class 10 · Physics
4 concept maps of Current Electricity for ICSE Class 10 Physics, each also written out as a text outline. Part of the ICSE Class 10 Physics syllabus.
43 questions44 flashcards13 formulas & key relations5 concepts
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Current Electricity - Complete Chapter Concept Hierarchy
The map in words
- Current Electricity
- Electric Current
- Definition i = Q divided by t
- Unit Ampere
- Smaller Units mA and uA
- Direction Opposite to Electrons
- Measured by Ammeter
- Electric Potential
- V = W divided by Q
- Unit Volt
- Potential Difference
- VA minus VB
- Work per unit charge
- 1 Volt = 1 J per C
- Resistance
- Unit Ohm
- Factors Affecting
- Length R proportional to l
- Area R inversely to A
- Temperature
- Nature of Material
- Conductance = 1 divided by R
- Ohms Law
- V = iR
- V-i Graph Straight Line
- Ohmic Conductors
- Metals and Alloys
- Linear Graph
- Non-Ohmic Conductors
- Diodes and LED
- Filament Bulb
- Non-linear Graph
- Resistivity
- Formula rho = RA divided by l
- Unit Ohm metre
- Conductivity sigma = 1 divided by rho
- Superconductors
- Zero Resistance
- Near Absolute Zero
- Tin and Lead
- EMF and Internal Resistance
- EMF E = W divided by q
- Open Circuit Voltage
- Terminal Voltage V less than E
- Internal Resistance r
- E = V + ir
- Factors Affecting r
- Electrode Area
- Gap between Electrodes
- Electrolyte Nature
- Temperature
- Combination of Resistors
- Series Combination
- Same Current
- R = R1 + R2 + R3
- V = V1 + V2 + V3
- R greater than largest R
- Parallel Combination
- Same Voltage
- 1/R = 1/R1 + 1/R2 + 1/R3
- i = i1 + i2 + i3
- R less than smallest R
- Series Combination
- Electric Current
Current Electricity — Complete Concept Map
The map in words
- Current Electricity
- Electric Current
- i = Q divided by t
- Unit Ampere
- Electron Flow
- Lower to Higher Potential
- Conventional Current
- Higher to Lower Potential
- Potential and Resistance
- Electric Potential
- V = W divided by Q
- Unit Volt
- Resistance
- R = rho times l divided by A
- Ohm's Law V = iR
- Ohmic Conductors
- Metals
- Straight V-i graph
- Non-Ohmic Conductors
- LED Diode Transistor
- Curved V-i graph
- Resistivity
- Unit Ohm metre
- Conductivity = 1 divided by rho
- Electric Potential
- EMF and Internal Resistance
- EMF E = W divided by q
- Open Circuit PD
- Depends on Electrodes
- Terminal Voltage V
- V = E minus ir
- V less than E
- Internal Resistance r
- r = E minus V divided by i
- Decreases with Temperature
- EMF E = W divided by q
- Combinations
- Series
- Same Current
- R = R1 + R2 + R3
- R total Greater than all
- Parallel
- Same Voltage
- 1 divided by R = sum of 1 divided by Ri
- R total Less than all
- Series
- Electric Current
Current Electricity - Complete Chapter Mind Map
The map in words
- Current Electricity
- Electric Current
- Definition i = Q/t
- Unit Ampere A
- Free Electrons
- Direction Conventional
- Potential Difference
- V = W/Q
- Unit Volt
- Drives Current Flow
- Resistance
- R = V/I
- Unit Ohm
- Factors Affecting R
- Length R proportional l
- Area R inversely A
- Temperature Metals
- Nature of Material
- Resistivity R = rho x l over A
- Unit Ohm metre
- Ohms Law
- V = iR
- Ohmic Resistors
- Non Ohmic Resistors
- VI Graph Straight Line
- EMF and Internal Resistance
- EMF E = W/q
- Terminal Voltage V = E minus ir
- Internal Resistance r
- Current i = E over R plus r
- Combinations
- Series R = R1 + R2 + R3
- Parallel 1/R = 1/R1 + 1/R2 + 1/R3
- Electric Current
Current Electricity
The map in words
- Current Electricity
- Electric Current
- Flow of Charge
- Electric Potential and Potential Difference
- Resistance
- Ohm's Law
- Ohmic and Non-ohmic Resistors
- Resistivity
- Conductivity and Conductance
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Explore DiagramsFrequently Asked Questions
What are the important topics in Current Electricity for ICSE Class 10 Physics?
Key topics in Current Electricity include Electric Current, Charge Flow, and Potential, Resistance, Ohm's Law, and V-I Graph, Resistivity, Conductivity, and Choice of Materials, EMF, Terminal Voltage, Internal Resistance, and Cells. Study these first, then practise questions on each for the ICSE Class 10 board exam.
What do the concept maps for Current Electricity show?
The 4 maps show how the ideas in Current Electricity connect: Current Electricity - Complete Chapter Concept Hierarchy; Current Electricity — Complete Concept Map. Each map is also written out as an outline on this page.
How should I revise Current Electricity for the ICSE Class 10 board exam?
Learn the core ideas first, then work through the 43 practice questions on Current Electricity. Revise definitions regularly and use flashcards for quick recall before the exam.
Sources & Official References
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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Practice Quiz
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Important Questions
Exam-style questions with answers
Revision Notes
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Formula Sheet
The chapter's formulas in one place
Chapter Summary
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Study Plan
Step-by-step plan for this chapter
Flashcards
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Syllabus
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