# Parallel Circuit Questions

## Finding the equivalent resistance of parallel connected resistors. The current that flow through in parallel connected resistor. The voltage across parallel connected resistors. Questions and its explanatory solutions.

**Question 1**

What is the equivalent resistance in the circuit shown in the above figure?

A) 0,5 Ω B) 1 Ω C) 1,5 Ω

D) 2 Ω E) 3 Ω

**Question 2**

What is the equivalent resistance in the circuit shown in the above figure?

A) 2,5 Ω B) 3,2 Ω C) 4,5 Ω

D) 6 Ω E) 10 Ω

**Question 3**

The equivalent resistance of in the circuit shown in the above figure is 2 Ohm.

What is the value of the resistance R_{2} ?

A) 12 Ω B) 8 Ω C) 6 Ω

D) 4 Ω E) 2 Ω

**Question 4**

The equivalent resistance of in the circuit shown in the above figure is 3 Ohm.

What is the current that flow through from resistance R_{2} ?

A) 3 A B) 6 A C) 9 A

D) 11 A E) 13 A

**Question 5**

What is the equivalent resistance in the circuit shown in the figure above?

A) 0,5 Ω B) 1 Ω C) 1,2 Ω

D) 1,5 Ω E) 2 Ω

**Question 6**

What should the value of the resistor R_{2} be in order the current flowing from the R_{2 }resistor to be 5A?

A) 12 B) 15 C) 18

D) 20 E) 30

**Question 7**

An electric circuit is consist twelve resistors in parallel and 72 V of supply source.

The resistors are equal and the value of each of resistors is 108 Ohm.

What is the total current taken the from the supply voltage of this circuit?

A) 6 A B) 8 A C) 10 A

D) 12 A E) 18 A

**Question 8 **

It is seen an electric circuit in the figure above.

what should the value of resistor R_{3} be in order for the current drawn from the supply voltage to be 16 A ?

A) 4 Ω B) 8 Ω C) 10 Ω

D) 12 Ω E) 16 Ω

**Question 9**

What should the value of resistor R_{3} be in order for the equivalent resistance of the circuit in the figure above to be 4 Ohm?

A) 5 B) 10 C) 15

D) 20 E) 25

**Question 10**

An electric circuit consists of resistors R_{1}, R_{2}, R_{3} connected in parallel. The values of these resistors is

R_{1} = 30 Ω, R_{2} = 60 Ω, R_{3} = 60 Ω

The potential difference of the supply voltage of this circuit is 60 V.

What should the value of the resistor that must connection in parallel to this circuit be in order for the total current drawn from supply voltage to be 10 A?

A) 3 Ω B) 8 Ω C) 10 Ω

D) 12 Ω E) 15 Ω

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27/10/2018

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