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[Moved] A small circuit explanation(from circuit theory)

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visva

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i have marked in the following circuit what i have doubt. In that circuit why there is no voltage drop across 12ohm.
circuit.PNG
 

There is not current path so no current. The two ends of the resistor are connected to circuitry which is 'floating'.

Keith
 

a 10 v source is connected in series to an with a 1 ohm resistor and 1 h inductor at t=0,the current in the circuit is ...??

10+10 exp 100t

10-10 exp 100t

10+10 exp -100t

10-10 exp -100t
 

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