# How Much Do Know About Direct Current Circuit Analysis?

10 Questions | Total Attempts: 788  Settings  An Alternate Current(AC) analysis allows the voltage or current versus frequency in a linearized version of the circuit whereas a Direct Current(DC) analysis allows DC voltage or current, usually versus a stepped voltage or current. This quiz has been made to test your knowledge about DC Analysis. Read the questions carefully and answer. So, let's try out the quiz. All the best!

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• 1.
If a number of resistors are connected in parallel, then the reciprocal of total resistance is equal to
• A.

Sum of individual resistances

• B.

Sum of the reciprocal of individual resistances

• C.

Reciprocal of the sum of individual resistances

• D.

All of these

• 2.
The unit of electrical energy is/are
• A.

Joules

• B.

Watt - sec

• C.

Kilowatt - hour

• D.

All of these

• 3.
If a current of 5A flows through a resistor of 12 ohms then the power developed and the energy dissipated in 2 minutes is
• A.

300 W, 36000 J

• B.

360 W, 30000 J

• C.

380 W, 35000 J

• D.

380 W, 36000 J

• 4.
According to Kirchoff’s voltage law,
• A.

The algebraic sum of all the e.m.f’s in the circuit is zero

• B.

Algebraic sum all the voltage drops in the circuit is zero

• C.

Algebraic sum of e.m.f’s plus algebraic sum of voltage drops is equal to zero

• D.

All of these

• 5.
True or False? In a series circuit, the amount of current is the same through any component in the circuit
• A.

True

• B.

False

• 6.
How many paths do the electrons have to flow in a series circuit?
• A.

0

• B.

1

• C.

2

• D.

Many

• 7.
The loads in a series circuit must __________ the available voltage.
• A.

Fuel

• B.

Power

• C.

Share

• D.

None of the above

• 8.
In any network of wires carrying currents, the algebraic sum of all currents meeting at a point is equal to
• A.

Sum of all the currents

• B.

Zero

• C.

Sum of outgoing current

• D.

Sum of incoming current

• 9.
The specific resistance of a material is
• A.

Directly proportional to the both area of cross section and length of material

• B.

Directly proportional to the area of cross section and inversely proportional to the length of material

• C.

Inversely proportional to the area of cross section and directly proportional to the length of material

• D.

Inversely proportional to the both area of cross section and length of material

• 10.
There are three main rules that apply to the series circuit. Which of the following is one of the rules?
• A.

The sum of the potential drops equals the potential rise of the source

• B.

The current is the same everywhere in the series circuit

• C.

The total resistance of the circuit is equal to the sum of the individual resistances

• D.

All of the above