# Practice Test: Question Set - 01

**1. What is the voltage drop across**

*R*_{1}?- (A) 850 mV

- (B) 7.82 V

- (C) 9.18 V

- (D) 918 mV

**2. The branch current method is based on Kirchhoff's voltage law and Kirchhoff's current law.**

- (A) True

- (B) False

**3. 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

**4. Generally, the mesh current method results in fewer equations than the node voltage method.**

- (A) True

- (B) False

**5. What is the voltage drop across**

*R*_{3}?- (A) 112 mV

- (B) 11.25 V

- (C) 180 mV

- (D) 1.80 V

**6. Find branch current**

*IR*_{2}.- (A) 5.4 mA

- (B) -5.4 mA

- (C) 113.0 mA

- (D) 119.6 mA

**7. A loop current is an actual current in a branch.**

- (A) True

- (B) False

**8. 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

**9. The node voltage method is based on Kirchhoff's voltage law.**

- (A) True

- (B) False

**10. In assigning the direction of branch currents,**

- (A) The
directions are critical

- (B) The directions
are not critical

- (C) They must
point into a node

- (D) They must
point out of a node

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