In Superposition theorem, while considering a source, all other current sources are?

1.short circuited

2.change its position

3.open circuited

4. removed from the circuit

A constant current source supplies a electric current of 200 mA to a load of 2kâ„¦. When the load changed to 100â„¦, the load current will be ___________

1.9mA

2.4A

3.700mA

4.12A

A dependent source ___________

1.may be a current source or a voltage source

2.is always a voltage source

3.is always a current source

4.none of the mentioned

A mesh is a loop which contains ____ number of loops within it.

1.1

2.2

3.3

4.no loop

A practical current source can also be represented as ___________

1.a resistance in parallel with an ideal voltage source

2.a resistance in parallel with an ideal current source

3.a resistance in series with an ideal current source

4.none of the mentioned

A practical voltage source can also be represented as ___________

1.a resistance in series with an ideal current source

2.a resistance in series with an ideal voltage source

3.a resistance in parallel with an ideal voltage source

4.none of the mentioned

A voltage source having an open circuit voltage of 200 V and internal resistance of 50â„¦ is equivalent to a current source of ___________

1.4A with 50â„¦ in parallel

2.4A with 50â„¦ in series

3. 0.5A with 50â„¦ in parallel

4.none of the mentioned

A voltage source of 300 V has internal resistance of 4â„¦ and supplies a load having the same resistance. The power absorbed by the load is?

1.1150 W

2.1250 W

3.5625 W

4.5000 W

According to Millmanâ€™s Theorem, if there are n current sources with n internal conductances respectively, are in series, then these sources are replaced by?

1.single voltage source Vâ€™ in parallel with Gâ€™

2.single current source Iâ€™ in series with Gâ€™

3.single current source Iâ€™ in parallel with Gâ€™

4.single voltage source Vâ€™ in series with Gâ€™

According to Millmanâ€™s Theorem, if there are n voltage sources with n internal resistances respectively, are in parallel, then these sources are replaced by?

1.single current source Iâ€™ in series with Râ€™

2.single voltage source Vâ€™ in series with Râ€™

3.single current source Iâ€™ in parallel to Râ€™

4.single voltage source Vâ€™ in parallel to Râ€™

Constant voltage source is ___________

1.active and bilateral

2.passive and bilateral

3.active and unilateral

4.passive and unilateral

For a voltage source to be neglected, the terminals across the source should be ___________

1.replaced by inductor

2.short circuited

3.replaced by some resistance

4.open circuited

For every tree there will be _____ number of cut set matrices.

1.1

2.2

3.3

4.4

For Telleganâ€™s Theorem to satisfy, the algebraic sum of the power delivered by the source is _____ than power absorbed by all elements.

1.greater

2.less

3.equal

4.greater than or equal

For the Reciprocity Theorem to satisfy the ratio of response to excitation before and after the source is replaced should be?

1.different

2.same

3.before source is replaced is greater than after the source is replaced

4.before source is replaced is less than after the source is replaced

If a current source is to be neglected, the terminals across the source are ___________

1.replaced by a source resistance

2.open circuited

3. replaced by a capacitor

4.short circuited

If source impedance is complex, then maximum power transfer occurs when the load impedance is _______ the source impedance.

1.equal to

2.negative of

3.complex conjugate of

4.negative of complex conjugate of

If the resistances 1â„¦, 2â„¦, 3â„¦, 4â„¦ are parallel, then the equivalent resistance is?

1.0.46â„¦

2.0.48â„¦

3.0.5â„¦

4.0.52â„¦

If the resistances 3â„¦, 5â„¦, 7â„¦, 9â„¦ are in series, then their equivalent resistance(â„¦) is?

1.9

2.20

3.24

4.32

If there are 5 branches and 4 nodes in graph, then the number of mesh equations that can be formed are?

1.2

2.4

3.6

4.8

If there are 8 nodes in network, we can get ____ number of equations in the nodal analysis.

1.9

2.8

3. 7

4.6

In a network consisting of linear resistors and ideal voltage source, if the value of resistors are doubled, then voltage across each resistor ___________

1.increases four times

2.remains unchanged

3.doubled

4.halved

In case of ideal current sources, they have ___________

1.zero internal resistance

2.low value of voltage

3.large value of currrent

4.infinite internal resistance

In nodal analysis how many nodes are taken as reference nodes?

1.1

2.2

3.3

4.4

In Superposition theorem, while considering a source, all other voltage sources are?

1.open circuited

2. short circuited

3.change its position

4.removed from the circuit

Mesh analysis is applicable for non planar networks also.

1.true

2.false

Nodal analysis can be applied for non planar networks also.

1.true

2. false

Pick the incorrect statement among the following.

1.Inductor is a passive element

2.Current source is an active element

3.Resistor is a passive element

4.Voltage source is a passive element

Reciprocity Theorem is applied for _____ networks.

1.Linear

2.Bilateral

3.Linear bilateral

4.Lumped

Reciprocity Theorem is used to find the change in _______ when the resistance is changed in the circuit.

1.Voltage

2.Voltage or current

3.Current

4.Power

Tellegenâ€™s Theorem is valid for _____ network.

1.linear or non-linear

2.passive or active

3.time variant or time invariant

4.all of the mentioned

The circuit which satisfies Reciprocity Theorem is called?

1.Short circuit

2.Open circuit

3.Linear circuit

4.Non-linear circuit

The current in a closed path in a loop is called?

1.loop current

2.branch current

3.link current

4.twig current

The dual pair of capacitance is?

1.capacitance

2.resistance

3.current source

4. inductance

The dual pair of current is?

1.voltage

2.current source

3.capacitance

4. conductance

The dual pair of KCL is?

1.KVL

2.Current

3.voltage

4.current source

The dual pair of resistance is?

1.inductance

2.capacitance

3.conductance

4. current

The dual pair of voltage source is?

1.voltage

2.current source

3.current

4.resistance

The loop current direction of the basic loop formed from the tree of the graph is?

1.same as the direction of the branch current

2.opposite to the direction of the link current

3.same as the direction of the link current

4.opposite to the direction of the branch current

The matrix formed by link branches of a tie set matrix is?

1.Row matrix

2.Column matrix

3.Diagonal matrix

4.Identity matrix

The maximum power is delivered from a source to its load when the load resistance is ______ the source resistance.

1.Greater than

2.less than

3. equal to

4.less than or equal to

Tie-set is also called?

1.f loop

2.g loop

3.d loop

4.e loop

To check for the Reciprocity Theorem we consider ______ of response to excitation.

1.ratio

2. addition

3. product

4.subtraction

Voltage source and terminal voltage can be related as ___________

1.terminal voltage is higher than the source emf

2.terminal voltage is equal to the source emf

3.terminal voltage is always lower than source emf

4.terminal voltage cannot exceed source emf

What is the direction of the cut-set?

1.same as the direction of the branch current

2.opposite to the direction of the link current

3.same as the direction of the link current

4.opposite to the direction of the branch current

Which of the following is true about an ideal voltage source?

1.zero resistance

2.small emf

3.large emf

4.infinite resistance

While computing the Norton equivalent resistance and the Norton equivalent current, which of the following steps are undertaken?

1.Both the dependent and independent voltage sources are short-circuited and both the dependent and independent current sources are open-circuited

2.Both the dependent and independent voltage sources are open-circuited and both the dependent and independent current sources are short-circuited

3.The dependent voltage source is open-circuited keeping the independent voltage source untouched and the dependent current source is short-circuited keeping the independent current source untouched

4.The dependent voltage source is short-circuited keeping the independent voltage source untouched and the dependent current source is open-circuited keeping the independent current source untouched

While computing the Thevenin equivalent resistance and the Thevenin equivalent voltage, which of the following steps are undertaken?

1.Both the dependent and independent voltage sources are short-circuited and both the dependent and independent current sources are open-circuited

2.Both the dependent and independent voltage sources are open-circuited and both the dependent and independent current sources are short-circuited

3.The dependent voltage source is short-circuited keeping the independent voltage source untouched and the dependent current source is open-circuited keeping the independent current source untouched

4.The dependent voltage source is open-circuited keeping the independent voltage source untouched and the dependent current source is short-circuited keeping the independent current source untouched

While considering Reciprocity theorem, we consider ratio of response to excitation as ratio of?

1.voltage to voltage

2.current to current

3.voltage to current

4.none of the mentioned

With some initial change at t = 0+, a capacitor will act as ___________

1.open circuit

2. short circuit

3.a current source

4.a voltage source

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