EASY
10th ICSE
IMPORTANT
Earn 100

The following circuit diagram shows three resistors 2 Ω, 4 Ω and R Ω connected to a battery of e.m.f. 2 V and internal resistance 3 Ω. A main current of 0.25 A flows through the circuit. Find the p.d. across the 4 Ω resistor.

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Important Questions on Current Electricity

EASY
10th ICSE
IMPORTANT
Selina Icse Concise Physics For Class 10>Chapter 8 - Current Electricity>EXERCISE-8(B)>Q 28
The following circuit diagram shows three resistors 2 Ω, 4 Ω and R Ω connected to a battery of e.m.f. 2 V and internal resistance 3 Ω. A main current of 0.25 A flows through the circuit. Find the p.d. across the internal resistance of the cell.
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MEDIUM
10th ICSE
IMPORTANT
Selina Icse Concise Physics For Class 10>Chapter 8 - Current Electricity>EXERCISE-8(B)>Q 28
The following circuit diagram shows three resistors 2 Ω, 4 Ω and R Ω connected to a battery of e.m.f. 2 V and internal resistance 3 Ω. A main current of 0.25 A flows through the circuit. Find the p.d. across the R Ω or 2 Ω resistor.
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MEDIUM
10th ICSE
IMPORTANT
Selina Icse Concise Physics For Class 10>Chapter 8 - Current Electricity>EXERCISE-8(B)>Q 28
The following circuit diagram shows three resistors 2 Ω, 4 Ω and R Ω connected to a battery of e.m.f. 2 V and internal resistance 3 Ω. A main current of 0.25 A flows through the circuit. Find the value of R.
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MEDIUM
10th ICSE
IMPORTANT
Selina Icse Concise Physics For Class 10>Chapter 8 - Current Electricity>EXERCISE-8(B)>Q 29
Three resistors of 6.0 Ω, 2.0 Ω and 4.0 Ω are joined to an ammeter A and a cell of e.m.f. 6.0 V as shown in the figure. Calculate the effective resistance of the circuit.
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MEDIUM
10th ICSE
IMPORTANT
Selina Icse Concise Physics For Class 10>Chapter 8 - Current Electricity>EXERCISE-8(B)>Q 29
Three resistors of 6.0 Ω, 2.0 Ω and 4.0 Ω are joined to an ammeter A and a cell of e.m.f. 6.0 V as shown in the figure. Calculate the reading of ammeter.
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MEDIUM
10th ICSE
IMPORTANT
Selina Icse Concise Physics For Class 10>Chapter 8 - Current Electricity>EXERCISE-8(B)>Q 30
The diagram below in the figure shows the arrangement of five different resistances connected to a battery of e.m.f. 1.8 V. Calculate the total resistance of the circuit.
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MEDIUM
10th ICSE
IMPORTANT
Selina Icse Concise Physics For Class 10>Chapter 8 - Current Electricity>EXERCISE-8(B)>Q 30
The diagram below in the figure shows the arrangement of five different resistances connected to a battery of e.m.f. 1.8 V. Calculate the reading of ammeter A.
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