Branch, Loop and Node Analyses - General Questions

Directions to Solve

Branch, Loop and Node Analyses - General Questions

1.

The branch current method uses

A.	Kirchhoff's voltage and current laws
B.	Thevenin's theorem and Ohm's law
C.	Kirchhoff's current law and Ohm's law
D.	the superposition theorem and Thevenin's theorem

Answer: Option A

Explanation:

No answer description available for this question.

2.

The expansion method for evaluating determinants is

A.	better than any other method
B.	good for only one determinant
C.	more flexible than the cofactor method
D.	good for second- and third-order determinants

Answer: Option D

Explanation:

No answer description available for this question.

3.

What is the voltage drop across R₃?

A.	112 mV
B.	11.25 V
C.	180 mV
D.	1.80 V

Answer: Option C

Explanation:

No answer description available for this question.

4.

The first row of a certain determinant has the numbers 10 and 6. The second row has the numbers 3 and 5. The value of this determinant is

A.	18
B.	50
C.	32
D.	-32

Answer: Option C

Explanation:

No answer description available for this question.

5.

The first row of a certain determinant has the numbers 3 and 5. The second row has the numbers 7 and 2. The value of this determinant is

A.	31
B.	–31
C.	39
D.	–29

Answer: Option D

Explanation:

No answer description available for this question.

6.

What is the current through R₂?

A.	177 mA
B.	250 mA
C.	500 mA
D.	125 mA

Answer: Option A

Explanation:

No answer description available for this question.

7.

Using the mesh current method, find the branch current, IR₁, in the above figure.

A.	115 mA
B.	12.5 mA
C.	12.5 A
D.	135 mA

Answer: Option A

Explanation:

No answer description available for this question.

8.

Find I₁.

4I₁ + 4I₂ = 2
6I₁ + 7I₂ = 4

A.	0.5 A
B.	50 mA
C.	–0.5 A
D.	–50 mA

Answer: Option C

Explanation:

No answer description available for this question.

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