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Electrical Circuit Analysis MCQ

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Ideal voltage source should have:





✅ Correct Answer: 1

Ideal voltage sources have:





✅ Correct Answer: 1

Ideal current sources have:





✅ Correct Answer: 2

A dependent source:





✅ Correct Answer: 1

Three resistances each of R Ω are connected to form a triangle. The resistance between any two terminals will be:





✅ Correct Answer: 4

For the circuit shown for Q.6, the current flowing through the circuit will be





✅ Correct Answer: 2

How are 500 Ω resistors connected so as to give an effective resistance of 750 Ω?





✅ Correct Answer: 4

Which of the following is an active element in a circuit?





✅ Correct Answer: 1

A terminal where more than two branches meet is known as





✅ Correct Answer: 1

Kirchhoff’s voltage law is concerned with:





✅ Correct Answer: 4

According to Kirchhoff s voltage law, the algebraic sum of all IR drops and EMFs in any closed loop of a network is always





✅ Correct Answer: 3

The algebraic sign of an IR drop primarily depends upon the





✅ Correct Answer: 1

The superposition theorem requires as many circuits to be solved as there are





✅ Correct Answer: 2

Maxwell’s loop current method of solving electrical networks:





✅ Correct Answer: 2

Mesh analysis is based on:





✅ Correct Answer: 1

Nodal analysis is based on:





✅ Correct Answer: 1

In nodal analysis, if there are N nodes in the circuit, then how many equations will be written to solve the network?





✅ Correct Answer: 1

An electrical network with six independent nodes has:





✅ Correct Answer: 3

Point out the wrong statement. In the node voltage technique of solving networks, the choice of a reference node does not:





✅ Correct Answer: 4

While Thevenizing a circuit between two terminals, VTH is equal to





✅ Correct Answer: 2

Thevenin’s resistance RTH is determined





✅ Correct Answer: 3

While determining RTH of a circuit





✅ Correct Answer: 2

Which of the following statements is/are correct





✅ Correct Answer: 4

While determining RTH in Thevenin’s and Norton’s equivalent





✅ Correct Answer: 3

When the power transferred to the load is maximum, the efficiency of power transfer is:





✅ Correct Answer: 3

For maximum transfer of power, the internal resistance of the source should be





✅ Correct Answer: 1

If in the delta, RC = 2 Rb, Rb = Ra, then the star resistance in the above question will be





✅ Correct Answer: 1

A Y arrangement of resistances has each resistance of 3 Ω. The equivalent delta arrangement will have each resistance of values





✅ Correct Answer: 1

Three equal resistances are connected in the star. If this star is converted into an equivalent delta





✅ Correct Answer: 3

In a series R-L-C circuit, R = 100 ohms, XL = 300 ohms and Xc = 200 ohms. The phase angle ϕ of the circuit is:





✅ Correct Answer: 3