Math Problem Solver

In a circuit with multiple sources, the superposition theorem is particularly useful because:

Question 11Answer

a.

It only applies to circuits with a single source

b.

It directly provides the maximum power transfer condition

c.

It eliminates the need to calculate internal resistance

d.

Non of the above

e.

It simplifies the analysis by breaking it into smaller, manageable parts

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What is the power dissipated in a 12Ω load connected to a circuit with a Thevenin equivalent of Vth = 24V and Rth = 6Ω?

Question 12Answer

a.

32W

b.

8W

c.

24W

d.

Non of the above

e.

16W

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Inductors are combined with capacitors to make............ circuits, used in radio and TV receivers.

Question 13Answer

a.

tuned

b.

connected

c.

timing

d.

frequent

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Based on the circuit , what is the correct coefficient of VB in the simplified nodal equation?

Question 14Answer

a.

1/R₁

b.

1/R₄

c.

-1/R₂

d.

1/R₂

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If a series RLC circuit has XL = 300Ω at resonance and R = 5Ω, what is the bandwidth?

Question 15Answer

a.

Non of the above

b.

200 Hz

c.

5 Hz

d.

60 Hz

e.

1500 Hz

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Any change in the current through an inductor creates a changing flux, inducing a voltage across the inductor. This induced quantity is:

Question 16Answer

a.

current

b.

resistant

c.

power

d.

voltage

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The resistance R offered by a conductor depends on the following factors:

Question 17Answer

a.

It depends on the nature of the material

b.

It varies directly as its length, l.

c.

It varies inversely as the cross-section A of the conductor

d.

All of the above

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What is the primary purpose of Direct Method in network analysis?

Question 18Answer

a.

To complicate the network

b.

To introduce more variables

c.

To convert the original network into a simpler equivalent circuit

d.

To leave the network in its original form while determining its voltages and currents

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In the current division rule, the current in any of the parallel branches is equal to the:

Question 19Answer

a.

ratio of the total resistance to the opposite branch resistance multiplied by the total current

b.

ratio of the total resistance to the opposite branch resistance multiplied by the total voltage

c.

ratio of opposite branch resistance to the total resistance multiplied by the total current

d.

ratio of the total voltage to the opposite branch resistance multiplied by the total current

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What is the primary purpose of Node Voltage Analysis?

Question 20Answer

a.

To analyze circuits using node voltages

b.

To analyze circuits using loop currents

c.

To analyze circuits using mesh currents

d.

To analyze circuits using branch currents