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Exercises Basics Electrics

Part 1: Multiple Choice - only one statement is correct


Which statement agrees with the resistance curves shown below?

Resistors curves

Resistors curves

 
 
 
 
 
 

Which statement about the circuit below is correct?

Resistors - Mixed connections

Resistors – Mixed connections

 
 
 
 
 

How does the power behave when the resistance is halved?

 
 
 
 
 

Resistors of different sizes are connected in parallel. Which statement is correct?

 
 
 
 
 

At a power resistor with 10 Ω a power of 5 W is converted. What power is converted when the applied voltage is doubled?

 
 
 
 
 

Part 2: Exercises

Exercise 1:  DC voltage network

The following circuit is given:

DC voltage network exercise 1

DC voltage network exercise 1

R1 = 8 Ω, R2 = 1 Ω, R3 = R4 = R5 = 3 Ω, R6 = 2,5 Ω, I = 10 A

Calculate the voltage VI and the voltage drop across resistor R6.

 

Solution Link here