8/9/2019 Electrical Power and Machines- Basic Laws- Tutorial

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 Tutorial 1

1. Basic Laws

1.1 Use KCL to obtain currents i1,

i2,

and i3

in the circuit shown:

1.2 Find i

1,i2,

and i3.

 

1.3 In the circuit, calculate V1

and V2.

 

1. !btain v 1,

v 2, and v 

3.

 

8/9/2019 Electrical Power and Machines- Basic Laws- Tutorial

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1." Use KCL to #nd the branch currents I1

to I.

1.$ Use KVL to #nd the branch %olta&es V 1

to V .

1.'Calculate % and i

(

1.)*eter+ine V

o

 

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1.Find V

(

 

1.1-*eter+ine %

(and the ower absorbed b/ the 120 resistor.

 

1.11Calculate V

o

 

1.12ll resistors are 1 each. Find

e4.

 

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1.13Find

e4

 

1.1*eter+ine i

1to i

".

 

1.1"Usin& series5arallel resistance co+bination, #nd the e4ui%alent resistance seen b/

the source in the circuit.

1.1$Calculate V 

oand I

o

 

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1.1'Find I and V

o

1.1)Find

1.1)Find I