Q17.The equivalent resistance between A and B as shown in figure is: (1) 10 kΩ (2) 5 kΩ (3) 20 kΩ (4) 30 kΩ
What This Question Tests
This question requires identifying series and parallel combinations of resistors, potentially recognizing a balanced Wheatstone bridge or using symmetry to simplify the circuit and find the equivalent resistance.
Concepts Tested
Formulas Used
R_series = R1 + R2 + ...
1/R_parallel = 1/R1 + 1/R2 + ...
📚 NCERT Sections This Tests
3.2 — A Battery Of Emf 10 V And Internal Resistance 3 Ω Is Connected To A
Physics Class 11 · Chapter 3
3.2 A battery of emf 10 V and internal resistance 3 Ω is connected to a resistor. If the current in the circuit is 0.5 A, what is the resistance of the resistor? What is the terminal voltage of the battery when the circuit is closed?
3.1 — The Storage Battery Of A Car Has An Emf Of 12 V. If The Internal
Physics Class 11 · Chapter 3
3.1 The storage battery of a car has an emf of 12 V. If the internal resistance of the battery is 0.4 Ω, what is the maximum current that can be drawn from the battery?
4.7 — Two Long And Parallel Straight Wires A And B Carrying Currents Of
Physics Class 11 · Chapter 4
4.7 Two long and parallel straight wires A and B carrying currents of 8.0 A and 5.0 A in the same direction are separated by a distance of 4.0 cm. Estimate the force on a 10 cm section of wire A.
📋 Question Details
- Chapter
- Current Electricity
- Topic
- Combination of Resistors
- Year
- 2023
- Shift
- 08 Apr Shift 2
- Q Number
- Q17
- Type
- MCQ
- NCERT Ref
- Class 12 Physics Ch 3: Current Electricity
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