# Series Connected Resistor Questions

## Series connected resistors. Calculation of the equivalent current, resistant and potential differences in series circuits. Tutorial and developer questions with its solutions.

**Question 1**

In the electric circuit in the figure,Voltage across resistor R_{2} is V_{2}, and voltage across resistor R_{6} is V_{6}.

Calculate the sum of the V_{2} + V_{6}.

A) 2 V B) 4 V C) 6.5 V

D) 8.5 V E) 11 V

**Question 2**

The equivalent resistance of the circuit that in the figure is 12 Ohm.

What is the voltage (V_{2}) across the resistor R_{2} ?

A) 20 V B) 18 V C) 12 V

D) 8 V E) 6 V

**Question 3**

The current of the circuit that in the figure is 0,5 A.

What is value of the resistor R_{4} ?

A) 92 Ω B) 86 Ω C) 62 Ω

D) 55 Ω E) 40 Ω

**Question 4 **

In the circuit in the figure, the V_{3} voltage across the resistor R_{3} is 8.8 V.

According to this, What is value (V) of the supply voltage of the the circuit?

A) 20 V B) 40 V C) 60 V

D) 75 V E) 90 V

**Question 5**

In the circuit above, the voltage of the resistor R_{2} is V_{2}, and the voltage of the resistor R_{3} is V_{3}.

V_{2} + V_{3} = 16 V

According to this,

What is the value of the voltage source (V) of the circuit?

A) 24 V B) 36 V C) 48 V

D) 64 V E) 80 V

**Question 6**

In the circuit in the figure, what is must be the value of the voltage source (V), in order that the main current 2 A.

A) 400 V B) 360 V C) 320 V

D) 270 V E) 220 V

**Question 7 **

R_{1} = 3 Ω, R_{2} = 5 Ω, R_{3} = x, R_{4} = 1 Ω, R_{5} = 25 Ω, R_{6} = 8 Ω, R_{7} = 7 Ω

The main current of in the circuit in the figure is 2 A.

What is the value of the resistor R_{3} ?

A) 24 Ω

B) 20 Ω

C) 18 Ω

D) 12 Ω

E) 6 Ω

**Question 8**

The equivalent resistance of an series electric circuit is 36 Ω, and the current of the circuit is 0,75 A.

If connected a resistor of 18 ohm as series, what is be the current of the circuit?

A) 1 A

B) 0,75 A

C) 0,5 A

D) 0,25 A

E) 0,15 A

**Question 9**

The equivalent resistance of a electric circuit is 60 Ohm, and the current of this circuit is 2,5 A.

To be 1,5 A of the current of this circuit, what is the value of the resistor that must be connected in series.

A) 60 Ω

B) 40 Ω

C) 30 Ω

D) 20 Ω

E) 10 Ω

**Question 10**

The voltage source of a series connected circuit is 24 V. Current of this circuit is 0,2 A.

Calculate the equivalent resistance of this circuit.

A) 30 Ω

B) 45 Ω

C) 60 Ω

D) 75 Ω

E) 120 Ω

**The Solutions Of These Questions**

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20/10/2018

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