Q. No.In the given circuit the sliding contact is pulled outwards such that electric current in the circuit changes at the rate of \(8~\text{A/s}.\) At an instant when \(R\) is \(12~\Omega,\) the value of the current in the circuit will be:
1. \(1.5~\text A\)
2. \(3~\text A\)
3. \(6~\text A\)
4. \(7.3~\text A\)
1. \(1.5~\text A\)
2. \(3~\text A\)
3. \(6~\text A\)
4. \(7.3~\text A\)
Subtopic: Â Kirchoff's Voltage Law |
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Three voltmeters are connected in a circuit as shown in the diagram. Then the correct relation among their readings \(({V}_1,{V}_2~\text{and} ~{V}_3)\) is:
1. \({V}_1>{V}_2={V}_3\)
2. \({V}_1+{V}_2={V}_3\)
3. \({V}_1={V}_2={V}_3\)
4. \({V}_1+{V}_3={V}_2\)
1. \({V}_1>{V}_2={V}_3\)
2. \({V}_1+{V}_2={V}_3\)
3. \({V}_1={V}_2={V}_3\)
4. \({V}_1+{V}_3={V}_2\)
Subtopic: Â Kirchoff's Voltage Law |
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For the given circuit diagram, find the current I.
1. \({{5}\over{16}}A\)
2. \({{5}\over{48}}A\)
3. \({{5}\over{12}}A\)
4. \({{1}\over{16}}A\)
1. \({{5}\over{16}}A\)
2. \({{5}\over{48}}A\)
3. \({{5}\over{12}}A\)
4. \({{1}\over{16}}A\)
Subtopic: Â Kirchoff's Voltage Law |
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Find the magnitude of potential difference in volt between A and B in given circuit.
1. 2 V
2. 0
3. 3 V
4. 6 V
1. 2 V
2. 0
3. 3 V
4. 6 V
Subtopic: Â Kirchoff's Voltage Law |
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Level 2: 60%+
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Find the current flowing in \(3~ \Omega\) resistor in the given circuit
1. \(0.4 ~\text A\)
2. \(0.2 ~\text A\)
3. \(0.8 ~\text A\)
4. \(0.6 ~\text A\)
1. \(0.4 ~\text A\)
2. \(0.2 ~\text A\)
3. \(0.8 ~\text A\)
4. \(0.6 ~\text A\)
Subtopic: Â Kirchoff's Voltage Law |
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In the circuit shown below, the value of current \(I_1\) (in amperes) is equal to:
1. \(-{{11}\over{5}}\)
2. \({{11}\over{5}}\)
3. \(-{{5}\over{7}}\)
4. \({{5}\over{7}}\)
1. \(-{{11}\over{5}}\)
2. \({{11}\over{5}}\)
3. \(-{{5}\over{7}}\)
4. \({{5}\over{7}}\)
Subtopic: Â Kirchoff's Voltage Law |
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Consider the circuit shown below, where all resistors have a resistance of \(10~\Omega\) each. The circuit contains two batteries with EMF values of \(E\) and \(2E.\) Three currents \(i_1,i_2,\) and \(i_3\) flow through different branches as indicated. What is the value of \(\left|{\dfrac{{i}_{1}{+}{i}_{2}}{{i}_{3}}}\right|? \)
1. \(2\)
2. \(1\)
3. \(3\)
4. \(\dfrac{1}{3}\)
1. \(2\)
2. \(1\)
3. \(3\)
4. \(\dfrac{1}{3}\)
Subtopic: Â Kirchoff's Voltage Law |
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For the network shown below, the value \(V_B-V_A\) is:
1. \(10\) V
2. \(15\) V
3. \(20\) V
4. \(25\) V
1. \(10\) V
2. \(15\) V
3. \(20\) V
4. \(25\) V
Subtopic: Â Kirchoff's Voltage Law |
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For the given circuit, the current through a battery of \(6\) V just after closing the switch \(S\) will be:
1. \(2\) A
2. \(1\) A
3. \(4\) A
4. \(6\) A
1. \(2\) A
2. \(1\) A
3. \(4\) A
4. \(6\) A
Subtopic: Â Kirchoff's Voltage Law |
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In the given figure, the value of \(V_{0}\) will be:
1. \(2\) V
2. \(4\) V
3. \(6\) V
4. \(3\) V
1. \(2\) V
2. \(4\) V
3. \(6\) V
4. \(3\) V
Subtopic: Â Kirchoff's Voltage Law |
 82%
Level 1: 80%+
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