WorksheetsCircuit Analysis Quiz
Total questions: 30
Worksheet time: 15mins
In a series circuit, the current flowing through each component is:
The same
Different
Dependent on the voltage
Two resistors of 5 Ω and 10 Ω are connected in parallel. If the current entering the parallel combination is 6 A, what is the current through the 10 Ω resistor?
2 A
4 A
5 A
6 A
If a 5 Ω resistor is connected in series with a 10 Ω resistor across a 15 V battery, what is the current in the circuit?
1 A
4 A
5 A
6 A
Kirchhoff's Voltage Law (KVL) is based on the conservation of:
Charge
Energy
Momentum
Mass
Two resistors R1=3Ω and R2=6Ω, are connected in series across a 36 V source. What is the voltage across R2 using the voltage division rule?
12 V
18 V
24 V
30 V
A circuit has two resistors R1=2Ω and R2=8Ω connected in parallel. If the total current entering the parallel combination is 20 A, what is the current through R1 using the current division rule?
18 A
10 A
4 A
2 A
In a star network, each resistor has a value of 10 Ω. After converting it to a delta network, what will be the value of each resistor in the delta configuration?
10 Ω
20 Ω
30 Ω
40 Ω
If a delta network has resistors RAB=6Ω, RBC=12Ω, and RCA=18Ω, find the equivalent star resistance RC.
3 Ω
4 Ω
5 Ω
6 Ω
In a star network with resistances RA=2Ω, RB=3Ω, and RC=4Ω, what is the equivalent resistance between terminals after converting to a delta configuration?
9 Ω
12 Ω
15 Ω
6.5 Ω
A delta network has resistances RAB=10Ω, RBC=15Ω, and RCA=20Ω. What is the value of RA in the equivalent star network?
5 Ω
4.44 Ω
10 Ω
12 Ω
In a balanced delta network, each resistor has a resistance of 12 Ω. If this network is converted to a star configuration, what will be the resistance of each resistor in the star network?
4 Ω
8 Ω
10 Ω
10 Ω
Given a delta network with resistances RAB=8Ω, RBC=16Ω, and RCA=24Ω, what is the total resistance across terminals A and B after converting it to a star network?
4 Ω
6 Ω
6.67 Ω
12 Ω
In Thevenin’s Theorem, the Thevenin equivalent circuit for a linear two-terminal network consists of:
An ideal current source and a resistor in series
An ideal voltage source and a resistor in series
A capacitor and a resistor in parallel
An inductor and a resistor in parallel
For a given circuit, the open-circuit voltage across terminals A and B is 12 V, and the equivalent resistance seen from these terminals is 4 Ω. What is the Thevenin equivalent voltage and resistance?
6 V, 4 Ω
12 V, 4 Ω
12 V, 8 Ω
24 V, 4 Ω
In a circuit with a Thevenin equivalent voltage of 15 V and a Thevenin resistance of 5 Ω, what load resistance will maximize the power transferred to the load?
2.5 Ω
5 Ω
10 Ω
15 Ω
Thevenin’s Theorem is applicable only to circuits that are:
Linear and bilateral
Non-linear and unilateral
Linear and time-invariant
Non-linear and time-variant
If the load resistance RL is connected to a Thevenin equivalent circuit with a Thevenin voltage Vth=10V and Thevenin resistance Rth=5Ω, what is the current through RL when RL=5Ω?
1 A
2 A
0.5 A
10 A
In a circuit, the open-circuit voltage across two terminals is 20 V, and the short-circuit current across the same terminals is 5 A. What is the Thevenin resistance?
2 Ω
4 Ω
5 Ω
10 Ω
A complex circuit has a Thevenin equivalent voltage of 25 V and a Thevenin resistance of 50 Ω. If a 50 Ω load is connected to the Thevenin equivalent, what is the voltage across the load?
12.5 V
25 V
50 V
0 V
For maximum power transfer in a circuit, the load resistance RL should be:
Twice the Thevenin resistance
Half the Thevenin resistance
Equal to the Thevenin resistance
Very large compared to the Thevenin resistance
A network has an internal Thevenin resistance of 10 Ω and a Thevenin voltage of 40 V. To maximize power transfer, what power is delivered to the load?
40 W
80 W
160 W
200 W
For a circuit with Thevenin equivalent voltage Vth=12V and Thevenin resistance Rth=6Ω, what is the current through a load resistance RL=12Ω when connected across the terminals?
0.66 A
1 A
1.5 A
2 A
In Norton’s Theorem, the Norton equivalent circuit of a linear two-terminal network consists of:
An ideal current source and a resistor in series
An ideal voltage source and a resistor in series
An ideal current source and a resistor in parallel
A capacitor and an inductor in series
In superposition theorem, when we consider the effect of one current source, all the other voltage sources are
Shorted
Opened
Removed
Undisturbed
Superposition theorem is valid for
Linear systems
Non-linear systems
Both linear and non-linear systems
Neither linear nor non-linear systems
Superposition theorem does not work for
Current
Voltage
Power
Works for all: current, voltage and power
Which of the following statements is/are correct regarding superposition theorem (1). It can be used to calculate voltage , current and power (2). It can be used to calculate voltage and current in a circuit containing resistor , inductor and diode. (3). It can be used to calculate voltage and current in a circuit having linear elements resistor , capacitor and inductor
(1),(2) and (3)
(1) and (2) only
(3) only
(3) and (2) only
For applying the superposition theorem, we need
No source
Only one source
Two or more sources
None of the options
The maximum power drawn from source depends on __________
Value of source resistance
Value of load resistance
Both source and load resistance
Neither source or load resistance
The maximum power is delivered from a source to its load when the load resistance is ______ the source resistance.
greater than
less than
equal to
less than or equal to
