The current in the arm $CD$ of the circuit will be
- A$\mathrm{i}_1+\mathrm{i}_2$
- ✓$i_2+i_3$
- C$i_1+i_3$
- D$i_1-i_2+i_3$
Answer: B.
View full solution →Question types
Current Electricity question types
550 questions across 1 question group — pick any mix to generate a Physics paper with step-by-step answer keys.
550
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1
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5
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Sample Questions
Current Electricity questions
One sample from each question group in this chapter. Select any group above to see the full set with answer keys.
Which arrangement of four identical resistances should be used to draw maximum energy from a cell of voltage $V$
- A
- ✓
- C
- D
Answer: B.
View full solution →Three equal resistances each of value $R$ are joined as shown in the figure. The equivalent resistance between $M$ and $N$ is
- A$R$
- B$2 R$
- C$\frac{\mathrm{R}}{2}$
- ✓$\frac{\mathrm{R}}{3}$
Answer: D.
View full solution →In the circuit shown in the figure, the current through
- AThe $3 \Omega$ resistor is $0.50A$
- BThe $3 \Omega$ resistor is $0.25 A$
- CThe $4 \Omega$ resistor is $0.50A$
- ✓The $4 \Omega$ resistor is $0.25 A$
Answer: D.
View full solution →The resistance between the terminal points $A$ and $B$ of the given infinitely long circuit will be
- A$(\sqrt{3}-1)$
- B$(1- \sqrt{3})$
- ✓$(1+ \sqrt{3})$
- D$(2+\sqrt{3})$
Answer: C.
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