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ELECTRIC CIRCUITS

Electric Circuits
In RC series circuit R = 2Ω, C = 2μF and 10V dc is applied. Then what is the value of current?

 2A
 0A
 5A
 10A

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Electric Circuits
Time constant of RL series circuit is

 L/R
 2L/R
 RC
 2RC

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Electric Circuits
Time constant of RC series circuit is

 L/R
 2RC
 2L/R
 RC

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Electric Circuits
In RL series circuit R=2Ω and L=2mH. What is the value of time constant?

 2msec
 100sec
 4msec
 1msec

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Electric Circuits
Time constant is the time taken for response to rise -------of maximum value?

 68.3%
 63.2%
 90%
 100%

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