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غايتي جنتي
12-18-2009, 02:40 PM
]Kirchhoff’s rules


Q1:
An 18 Ω,9Ω and 6Ω resistor are connected in parallel to a voltage source .A 4 A current flows though the9Ω resistor.

؟a)Draw the circuit diagram and calculate Req


b)What is the voltage output of the source
?

؟c)Calculate the current through the other resistor]


Q2:

A 30Ω resistance is connected in parallel to a 15 Ω resistor .These are joined in series to a 5Ω resistor and a source is 30 V.:



a)Draw a circuit diagram .
Calculate:
b)The total resistance ?
c)The voltage drop across each resistor ?
d)The current through each resistor ?


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