Calculate the combined resistance of resistors , Electrical Engineering

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1.   Calculate the combined resistance of three resistors connected in series with resistance of 20 ohm, 30 ohm and 40 ohm? (to achieve a pass grade, solve problems with resistors in series)

 

2049_resistors.png

 

 2. Calculate the combined resistance of the resistors shown in this circuit: (to achieve a pass grade, solve problems with resistors in parallel)

 

1608_resistors parallel.png

3.   Calculate the combined resistance of the resistors shown in this circuit: (to achieve a pass grade, solve problems with resistors in series-parallel)

53_series-parallel.png

4.  Name two materials that are magnetic and two that are non-magnetic? (to achieve a pass grade, identify magnetic and non-magnetic material)

Magnetic

Non-magnetic

 

 

 

 

 5Describe magnetic induction (to achieve a pass grade, describe magnetic induction)


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